American College of Emergency Physicians (ACEP): ACEP policy statement: emergency ultrasound guidelines. Dallas, TX: ACEP, October 2008. Available at: www.acep.org/workarea/downloadasset.aspx?id = 32878Google Scholar

Squire, BT, Fox, JC, Anderson, C: ABSCESS: applied bedside sonography for convenient evaluation of superficial soft tissue infections. Acad Emerg Med 2005;12:601–6.CrossRefGoogle ScholarPubMed

Denys, BG, Uretsky, BF, Reddy, PS: Ultrasound-assisted cannulation of the internal jugular vein: a prospective comparison to the external landmark-guided technique. Circulation 1993;87:1557–62.Google Scholar

American Board of Emergency Medicine: Longitudinal survey of emergency physicians. 2009. Available at: www.ABEM.orgGoogle Scholar

American College of Emergency Physicians (ACEP): Clinical and practice management resources: ideal ultrasound machine features for the emergency medicine and critical care environment. Dallas, TX: ACEP, 2008. Available at: www.acep.org/Clinical–-Practice-Management/Ideal-Ultrasound-Machine-Features-for-the-Emergency-Medicine-and-Critical-Care-Environment-2008/Google Scholar

Accreditation Council for Graduate Medical Education (ACGME): ACGME program requirements for graduate medical education in emergency medicine. September 2012. Available at: www.acgme.org/acgmeweb/Portals/0/PFAssets/2013-PR-FAQ-PIF/110_emergency_medicine_07012013.pdfGoogle Scholar

American College of Emergency Physicians (ACEP): ACEP policy statement: emergency ultrasound imaging criteria compendium. Dallas, TX: ACEP, April 2006. Available at: www.acep.org/workarea/downloadasset.aspx?id=32886Google Scholar

American College of Emergency Physicians (ACEP): Emergency ultrasound fellowship guidelines: an information paper. Dallas, TX: ACEP, July 2011. Available at: www.acep.org/WorkArea/linkit.aspx?LinkIdentifier=id&ItemID=80954&libID=80981Google Scholar

American Institute of Ultrasound in Medicine (AIUM): Guidelines for cleaning and preparing endocavitary ultrasound transducers between patients. Laurel, MD: AIUM, June 4, 2003. Available at: www.aium.org/officialStatements/27Google Scholar

American Institute of Ultrasound in Medicine (AIUM): Recommendations for cleaning transabdominal transducers. Laurel, MD: AIUM, June 22, 2005. Available at: www.aium.org/officialStatements/22Google Scholar

American Medical Association (AMA): H-230.960 Privileging for ultrasound imaging. Chicago: AMA, 2000. Available at: www.ama-assn.org/ssl3/ecomm/PolicyFinderForm.pl?site=www.ama-assn.org&uri=/resources/html/PolicyFinder/policyfiles/HnE/H-230.960.HTMGoogle Scholar

American College of Emergency Physicians (ACEP): Ultrasound section, emergency ultrasound coding and reimbursement. Dallas, TX: ACEP, 2009. Available at: www.acep.org/content.aspx?id=33280Google Scholar

Avruch, L, Cooperberg, PL: The ring-down artifact. J Ultrasound Med 1985;4(1):21–8.Google Scholar

Ziskin, MC, Thickman, DI, Goldenberg, NJ, et al.: The comet tail artifact. J Ultrasound Med 1982;1(1):1–7.CrossRefGoogle ScholarPubMed

Lichtenstein, D, Meziere, G: A lung ultrasound sign allowing bedside distinction between pulmonary edema and COPD: the comet-tail artifact. Intensive Care Med 1998;24(12):1331–4.CrossRefGoogle ScholarPubMed

Lichtenstein, D, Meziere, G, Biderman, P, Gepner, A: The comet-tail artifact: an ultrasound sign ruling out pneumothorax. Intensive Care Med 1999;25(4):383–8.Google Scholar

Lichtenstein, D, Meziere, G, Biderman, P, et al.: The comet-tail artifact: an ultrasound sign of alveolar-interstitial syndrome. Am J Respir Crit Care Med 1997;156(5):1640–6.Google Scholar

Thickman, DI, Ziskin, MC, Goldenberg, NJ, Linder, BE: Clinical manifestations of the comet tail artifact. J Ultrasound Med 1983;2(5):225–30.CrossRefGoogle ScholarPubMed

Holland, CK: Mechanical Bioeffects from Diagnostic Ultrasound: AIUM Consensus Statements. J Ultrasound Med 2000;19(2):69–72.Google Scholar

Rumack, CM, Wilson, SR, Charboneau, JW, Johnson, JA: Diagnostic ultrasound, 3rd ed. St. Louis, MO: Mosby, 2005.Google Scholar

Middleton, WD, Kurtz, AB, Hertzberg, BS: Ultrasound—the requisites, 2nd ed. St. Louis, MO: Mosby, 2004.Google Scholar

Everhart, JE, Khare, M, Hill, M, Maurer, KR: Prevalence and ethnic differences in gallbladder disease in the United States. Gastroenterology 1999;117(3):632–9.Google Scholar

Go, V, Everhart, JE. Gallstones: In: Everhart, JE (ed.), Digestive diseases in the United States: epidemiology and impact. US Department of Health and Human Services, Public Health Service, National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Diseases. Washington, DC: US Government Printing Office, 1994.Google Scholar

Bree, RL, Ralls, PW, Balfe, DM, et al.: Evaluation of patients with acute right upper quadrant pain. American College of Radiology. ACR appropriateness criteria. Radiology 2000;215 Suppl:153–7.Google Scholar

Trowbridge, RL, Rutkowski, NK, Shojania, KG: Does this patient have acute cholecystitis? JAMA 2003;289(1):80–6.CrossRefGoogle ScholarPubMed

Spence, SC, Teichgraeber, D, Chandrasekhar, C: Emergent right upper quadrant sonography. J Ultrasound Med 2009;28(4):479–96.Google Scholar

Shea, JA, Berlin, JA, Escarce, JJ, et al.: Revised estimates of diagnostic test sensitivity and specificity in suspected biliary tract disease. Arch Intern Med 1994;154(22):2573–81.Google Scholar

Kiewiet, JJS, Leeuwenburgh, MM, Bipat, S, et al.: A systematic review and meta-analysis of diagnostic performance of imaging in acute cholecystitis. Radiology 2012;264(3):708–20.Google Scholar

Fidler, J, Paulson, EK, Layfield, L: CT evaluation of acute cholecystitis: findings and usefulness in diagnosis. AJR Am J Roentgenol 1996;166(5):1085–8.Google Scholar

Harvey, RT, Miller, WT: Acute biliary disease: initial CT and follow-up US versus initial US and follow-up CT. Radiology 1999;213(3):831–6.Google Scholar

Ross, M, Brown, M, McLaughlin, K, et al.: Emergency physician-performed ultrasound to diagnose cholelithiasis: a systematic review. Acad Emerg Med 2011;18(3):227–35.Google Scholar

Summers, SM, Scruggs, W, Menchine, MD, et al.: A prospective evaluation of emergency department bedside ultrasonography for the detection of acute cholecystitis. Ann Emerg Med 2010;56(2):114–22.Google Scholar

Bree, RL, Greene, FL, Ralls, PW, et al.: Suspected liver metastases. American College of Radiology. ACR appropriateness criteria. Radiology 2000;215 Suppl:213–24.Google Scholar

Saini, S, Ralls, PW, Balfe, DM, et al.: Suspected abdominal abscess. American College of Radiology. ACR appropriateness criteria. Radiology 2000;215 Suppl:173–9.Google Scholar

Nelson, M, Ash, A, Raio, C, Zimmerman, M: Stone-in-neck phenomenon: a new sign of cholecystitis. Crit Ultrasound J 2011;3(2):115–7.Google Scholar

Ralls, PW, Colletti, PM, Lapin, SA, et al.: Real-time sonography in suspected acute cholecystitis. Prospective evaluation of primary and secondary signs. Radiology 1985;155(3):767–71.Google Scholar

Dolich, MO, McKenney, MG, Varela, JE, et al.: 2,576 ultrasounds for blunt abdominal trauma. J Trauma 2001;50(1):108–12.Google Scholar

Lingawi, SS, Buckley, AR: Focused abdominal US in patients with trauma. Radiology 2000;217(2):426–9.CrossRefGoogle ScholarPubMed

Natarajan, B, Gupta, PK, Cemaj, S, et al.: FAST scan: is it worth doing in hemodynamically stable blunt trauma patients? Surgery 2010;148(4):695–700; discussion 700–1.Google Scholar

Stassen, NA, Lukan, JK, Carrillo, EH, et al.: Abdominal seat belt marks in the era of focused abdominal sonography for trauma. Arch Surg 2002;137:718–23.Google Scholar

Valentino, M, Serra, C, Zironi, G, et al.: Blunt abdominal trauma: emergency contrast-enhanced sonography for detection of solid organ injuries. AJR Am J Roentgenol 2006;186(5):1361–7.CrossRefGoogle ScholarPubMed

Valentino, M, Ansaloni, L, Catena, F, et al.: Contrast-enhanced ultrasonography in blunt abdominal trauma: considerations after 5 years of experience. Radiol Med 2009;114(7):1080–93.Google Scholar

Udobi, KF, Rodriguez, A, Chiu, WC, Scalea, TM: Role of ultrasonography in penetrating abdominal trauma: a prospective clinical study. J Trauma 2001;50(3):475–9.Google Scholar

Quinn, AC, Sinert, R: What is the utility of the focused assessment with sonography in trauma (FAST) exam in penetrating torso trauma? Injury 2011;42(5):482–7.CrossRefGoogle ScholarPubMed

Meyer, DM, Jessen, ME, Grayburn, PA: Use of echocardiography to detect occult cardiac injury after penetrating thoracic trauma: a prospective study. J Trauma 1995;39(5):902–7.Google Scholar

Rozycki, GS, Feliciano, DV, Ochsner, MG, et al.: The role of ultrasound in patients with possible penetrating cardiac wounds: a prospective multicenter study. J Trauma 1999;46(4):543–51.Google Scholar

Sisley, AC, Rozycki, GS, Ballard, RB, et al.: Rapid detection of traumatic effusion using surgeon-performed ultrasonography. J Trauma 1998;44(2):291–6.Google Scholar

Ma, OJ, Mateer, JR: Trauma ultrasound examination versus chest radiography in the detection of hemothorax. Ann Emerg Med 1997;29(3):312–5; discussion 315–6.Google Scholar

Blaivas, M, Lyon, M, Duggal, S: A prospective comparison of supine chest radiography and bedside ultrasound for the diagnosis of traumatic pneumothorax. Acad Emerg Med 2005;12(9):844–9.Google Scholar

Wilkerson, RG, Stone, MB: Sensitivity of bedside ultrasound and supine anteroposterior chest radiographs for the identification of pneumothorax after blunt trauma. Acad Emerg Med 2010;17(1):11–7.Google ScholarPubMed

Dubourg, J, Javouhey, E, Geeraerts, T, et al.: Ultrasonography of optic nerve sheath diameter for detection of raised intracranial pressure: a systematic review and meta-analysis. Intensive Care Med 2011;37(7):1059–68.Google Scholar

Dulchavsky, SA, Henry, SE, Moed, BR, et al.: Advanced ultrasonic diagnosis of extremity trauma: the FASTER examination. J Trauma 2002;53(1):28–32.Google Scholar

Chinnock, B, Khaletskiy, A, Kuo, K, Hendey, GW: Ultrasound-guided reduction of distal radius fractures. J Emerg Med 2011;40(3):308–12.Google Scholar

Chern, TC, Jou, IM, Lai, KA, et al.: Sonography for monitoring closed reduction of displaced extra-articular distal radial fractures. J Bone Joint Surg Am 2002;84A(2):194–203.Google Scholar

Rabiner, JE, Khine, H, Avner, JR, et al.: Accuracy of point-of-care ultrasonography for diagnosis of elbow fractures in children. Ann Emerg Med 2013;61(1):9–17.Google Scholar

Harries, A, Shah, S, Teismann, N, et al.: Ultrasound assessment of extraocular movements and pupillary light reflex in ocular trauma. Am J Emerg Med 2010;28(8):956–9.Google Scholar

Song, KJ, Shin, SD, Hong, KJ, et al.: Clinical applicability of real-time, prehospital image transmission for FAST (focused assessment with sonography for trauma). J Telemed Telecare 2013;19(8)450–5.Google Scholar

Heegaard, W, Hildebrandt, D, Spear, D, et al.: Prehospital ultrasound by paramedics: results of field trial. Acad Emerg Med 2010;17(6):624–30.Google Scholar

Goodwin, H, Holmes, JF, Wisner, DH: Abdominal ultrasound examination in pregnant blunt trauma patients. J Trauma-Injury Infect Crit Care 2001;50:689–93.Google Scholar

Ma, OJ, Mateer, JR, DeBehnke, DJ: Use of ultrasonography for the evaluation of pregnant trauma patients. J Trauma 1996;40(4):665–8.Google Scholar

Mirza, FG, Devine, PC, Gaddipati, S: Trauma in pregnancy: a systematic approach. Am J Perinatol 2010;27(7):579–86.Google Scholar

Centers for Disease Control and Prevention: Venous thromboembolism (blood clots): data & statistics. 2015. Available at: www.cdc.gov/ncbddd/dvt/data.htmlGoogle Scholar

Blaivas, M, Lambert, MJ, Harwood, RA, et al.: Lower-extremity Doppler for deep venous thrombosis—can emergency physicians be accurate and fast? Acad Emerg Med 2000;7(2):120–6.Google Scholar

Theodoro, D, Blaivas, M, Duggal, S, et al.: Real-time B-mode ultrasound in the ED saves time in the diagnosis of deep vein thrombosis (DVT). Am J Emerg Med 2004;22(3):197–200.Google Scholar

Crisp, JG, Lovato, LM, Jang, TB: Compression ultrasonography of the lower extremity with portable vascular ultrasonography can accurately detect deep venous thrombosis in the emergency department. Ann Emerg Med 2010 Dec;56(6):601–10.Google Scholar

Pomero, F, Dentali, F, Borretta, V, et al.: Accuracy of emergency physician-performed ultrasonography in the diagnosis of deep-vein thrombosis: a systematic review and meta-analysis. Thromb Haemost 2013 Jan;109(1):137–45.Google Scholar

Righini, M: Is it worth diagnosing and treating distal deep vein thrombosis? No. J Thromb Haemost 2007;5(suppl. 1):55–9.Google Scholar

Masuda, EM, Kistner, RL, Musikasinthorn, C, et al.: The controversy of managing calf vein thrombosis. J Vasc Surg 2012 Feb;55(2):550–61.Google Scholar

Hirsh, J, Hoak, J: Management of deep vein thrombosis and pulmonary embolism. Circulation 1996;93:2212–45.Google Scholar

Binder, B, Lackner, HK, Salmhofer, W, et al.: Association between superficial vein thrombosis and deep vein thrombosis of the lower extremities. Arch Dermatol 2009 Jul;145(7):753–7.Google Scholar

Patel, RK, Lambie, J, Bonner, L, Arya, R: Venous thromboembolism in the black population. Arch Intern Med 2004;164:1348–9.Google Scholar

Lensing, AW, Prandoni, P, Brandjes, D, et al.: Detection of deep-vein thrombosis by real-time B-mode ultrasonography. N Engl J Med 1989;320:342–5.Google Scholar

Quintavalla, R, Larini, P, Miselli, A, et al.: Duplex ultrasound diagnosis of symptomatic proximal deep vein thrombosis of lower limbs. Eur J Radiol 1992;15:32–6.Google Scholar

Gottlieb, RH, Widjaja, J, Tian, L, et al.: Calf sonography for detecting deep venous thrombosis in symptomatic patients: experience and review of the literature. J Clin Ultrasound 1999 Oct;27(8):415–20.Google Scholar

Macdonald, PS, Kahn, SR, Miller, N, Obrand, D: Short-term natural history of isolated gastrocnemius and soleal vein thrombosis. J Vasc Surg 2003;37(3):523–7.Google Scholar

Lohr, JM, Kerr, TM, Lutter, KS, et al.: Lower extremity calf thrombosis: to treat or not to treat? J Vasc Surg 1991;14(5):618–23.Google Scholar

Deitcher, SR, Caprini, JA: Calf deep venous thrombosis should be treated with anticoagulation. Med Clin North Am 2003;87:1157–64.Google Scholar

Wang, CJ, Wang, JW, Weng, LH, et al.: Outcome of calf deep-vein thrombosis after total knee arthroplasty. J Bone Joint Surg Br 2003;85B(6):841–4.Google Scholar

Bernardi, E, Camporese, G, Büller, HR, et al.: Serial 2-point ultrasonography plus D-dimer vs whole-leg color-coded Doppler ultrasonography for diagnosing suspected symptomatic deep vein thrombosis: a randomized controlled trial. JAMA 2008 Oct 8;300(14):1653–9.Google Scholar

Chengelis, DL, Bendick, PJ, Glover, JL, et al.: Progression of superficial venous thrombosis to deep venous thrombosis. J Vasc Surg 1996 Nov;24(5):745–9.Google Scholar

Thiagarajah, R, Venkatanarasimha, N, Freeman, S: Use of the term “superficial femoral vein” in ultrasound. J Clin Ultrasound 2011 Jan;39(1):32–4.Google Scholar

Caggiati, A, Bergan, JJ, Gloviczki, P, et al.: International Interdisciplinary Consensus Committee on Venous Anatomical Terminology. Nomenclature of the veins of the lower limbs: an international interdisciplinary consensus statement. J Vasc Surg 2002 Aug;36(2):416–22.Google Scholar

McQueen, AS, Elliott, ST, Keir, MJ: Ultrasonography for suspected deep vein thrombosis: how useful is single-point augmentation? Clin Radiol 2009 Feb;64(2):148–55.Google Scholar

Grant, JD, Stevens, SM, Woller, SC, et al.: Diagnosis and management of upper extremity deep-vein thrombosis in adults. Thromb Haemost 2012;108:1097–1108.Google Scholar

Rumack, C, Wilson, SR, Charboneau, JW, Levine, D: Diagnostic Ultrasound, 4th ed. Philadelphia: Elsevier, 2011, 1034–7.Google Scholar

Mehta, N, Schecter, J, Stone, M: Identification of intraluminal thrombus in emergency department patients with acute deep venous thrombosis. J Emerg Med 2012 May;42(5):566–8.Google Scholar

Rabuka, CE, Azoulay, LY, Kahn, S: Predictors of a positive duplex scan in patients with a clinical presentation compatible with deep vein thrombosis or cellulitis. Can J Infect Des 2003 Jul–Aug;14(4):210–4.Google Scholar

Cardenas, E: Limited bedside ultrasound imaging by emergency medicine physicians. West J Med 1998;168(3):188–9.Google Scholar

Chizner, MA: The diagnosis of heart disease by clinical assessment alone. Curr Prob Cardiol 2001;26(5):285–379.Google Scholar

Hauser, AM: The emerging role of echocardiography in the emergency department. Ann Emerg Med 1989;18(12):1298–303.Google Scholar

Kimura, BJ, Bocchicchio, M, Willis, CL, Demaria, AN: Screening cardiac ultrasonographic examination in patients with suspected cardiac disease in the emergency department. Am Heart J 2001;142(2):324–30.Google Scholar

Bocka, JJ, Overton, DT, Hauser, A: Electromechanical dissociation in human beings: an echocardiographic evaluation. Ann Emerg Med 1988;17(5):450–2.Google Scholar

Tayal, VS, Kline, JA: Emergency echocardiography to detect pericardial effusion in patients in PEA and near-PEA states. Resuscitation 2003;59(3):315–18.Google Scholar

Amaya, SC, Langsam, A: Ultrasound detection of ventricular fibrillation disguised as asystole. Ann Emerg Med 1999;33(3):344–6.Google Scholar

Blaivas, M, Fox, JC: Outcome in cardiac arrest patients found to have cardiac standstill on the bedside emergency department echocardiogram [comment]. Acad Emerg Med 2001;8(6):616–21.Google Scholar

Plummer, D, Brunette, D, Asinger, R, Ruiz, E: Emergency department echocardiography improves outcome in penetrating cardiac injury. Ann Emerg Med 1992;21(6):709–12.Google Scholar

Blaivas, M: Incidence of pericardial effusion in patients presenting to the emergency department with unexplained dyspnea. Acad Emerg Med 2001;8(12):1143–6.Google Scholar

Shabetai, R: Pericardial effusion: hemodynamic spectrum. Heart 2004;90(3):255–6.Google Scholar

Nazeyrollas, P, Metz, D, Jolly, D, et al.: Use of transthoracic Doppler echocardiography combined with clinical and electrocardiographic data to predict acute pulmonary embolism. Eur Heart J 1996;17:779–86.Google Scholar

Peels, CH, Visser, CA, Kupper, AJ, et al.: Usefulness of two-dimensional echocardiography for immediate detection of myocardial ischemia in the emergency room. Am J Cardiol 1990;65(11):687–91.Google Scholar

Roudaut, RP, Billes, MA, Gosse, P, et al.: Accuracy of M-mode and two-dimensional echocardiography in the diagnosis of aortic dissection: an experience with 128 cases. Clin Cardiol 1988;11:553–62.Google Scholar

Kobal, SL, et al: Am J Card 2005;96(7):1002.Google Scholar

Jones, AET, Vivek, S, Sullivan, MD, Kline, JA: Randomized controlled trial of immediate vs. delayed goal-directed ultrasound to identify the etiology of nontraumatic hypotension in emergency department patients. Acad Emerg Med 2004;11(5): 445–6.Google Scholar

Moore, CL, Rose, GA, Tayal, VS, et al.: Determination of left ventricular function by emergency physician echocardiography of hypotensive patients. Acad Emerg Med 2002;9(3):186–93.Google Scholar

Grifoni, S, Olivotto, I, Cecchini, P, et al.: Utility of an integrated clinical, echocardiographic, and venous ultrasonographic approach for triage of patients with suspected pulmonary embolism. Am J Cardiol 1998;82:1230–5.Google Scholar

Johnson, ME, Furlong, R, Schrank, K: Diagnostic use of emergency department echocardiogram in massive pulmonary emboli. Ann Emerg Med 1992;21(6):760–3.Google Scholar

Kasper, W, Konstantinides, S, Geibel, A, et al.: Prognostic significance of right ventricular afterload stress detected by echocardiography in patients with clinically suspected pulmonary embolism. Heart 1997;77:346–9.Google Scholar

Ribiero, A, Lindmarker, P, Juhlin-Dannfelt, A, et al.: Echocardiography Doppler in pulmonary embolism: right ventricular dysfunction as a predictor of mortality rate. Am Heart J 1997;134(3):479–87.Google Scholar

Sabia, P, Abbott, RD, Afrookteh, A, et al.: Importance of two-dimensional echocardiographic assessment of left ventricular systolic function in patients presenting to the emergency room with cardiac-related symptoms. Circulation 1991;84(4):1615–24.CrossRefGoogle Scholar

Jones, AET, Vivek, S, Sullivan, MD, Kline, JA: Randomized controlled trial of immediate vs. delayed goal-directed ultrasound to identify the etiology of nontraumatic hypotension in emergency department patients. Crit Care Med 2004;32:1703–8.Google Scholar

Rose, JS, Pershad, J, Tayal, V, et al.: The UHP ultrasound protocol: a novel ultrasound approach to the empiric evaluation of the undifferentiated hypotensive patient [comment]. Am J Emerg Med 2001;19(4):299–302.Google Scholar

Moore, CL, Chen, J, Lynch, KA, et al.: Utility of focused chest ultrasound in the diagnosis of patients with unexplained dyspnea. Acad Emerg Med 2006;13(5):S201.Google Scholar

Pearson, AC: Noninvasive evaluation of the hemodynamically unstable patient: the advantages of seeing clearly. Mayo Clin Proc 1995;70:1012–14.Google Scholar

Aguilera, PA, Durham, BA, Riley, DA: Emergency transvenous cardiac pacing placement using ultrasound guidance. Ann Emerg Med 2000;36(3):224–7.Google Scholar

Callahan, JA, Seward, JB, Nishimura, RA, et al.: Two-dimensional echocardiographically guided pericardiocentesis: experience in 117 consecutive patients. Am J Cardiol 1985;55(4):476–9.Google Scholar

Ettin, D, Cook, T: Using ultrasound to determine external pacer capture. J Emerg Med 1999;17(6):1007–9.Google Scholar

Moore, CL, Molina, AA, Lin, H: Ultrasonography in community emergency departments in the United States: access to ultrasonography performed by consultants and status of emergency physician-performed ultrasonography. Ann Emerg Med 2006;47(2):147–53.Google Scholar

Stahmer, SA: Correspondence: the ASE position statement on echocardiography in the emergency department. Acad Emerg Med 2000;7:306–7.Google Scholar

American Medical Association (AMA): H-230.960 Privileging for ultrasound imaging. Chicago: AMA, 2000. Available at: www.ama-assn.org/apps/pf_new/pf_online?f_n=browse&doc=policyfiles/HnE/H-230.960.HTMGoogle Scholar

DeMaria, AN, Crawford, MH, Feigenbaum, H, et al.: Task force: training in echocardiography. J Am Coll Cardiol 1986;7(6):1207–8.Google Scholar

Mateer, J, Plummer, D, Heller, M, et al.: Model curriculum for physician training in emergency ultrasonography. Ann Emerg Med 1994;23(1):95–102.Google Scholar

American College of Emergency Physicians (ACEP). ACEP policy statement: emergency ultrasound guidelines. Available at: acep.org/webportal/PracticeResources/PolicyStatements/Google Scholar

Jones, AE, Tayal, VS, Kline, JA: Focused training of emergency medicine residents in goal-directed echocardiography: a prospective study. Acad Emerg Med 2003;10(10):1054–8.Google Scholar

Moore, C: Current issues with emergency cardiac ultrasound probe and image conventions. Acad Emerg Med 2008;15:278–84.Google Scholar

Blaivas, M, DeBehnke, D, Phelan, MB: Potential errors in the diagnosis of pericardial effusion on trauma ultrasound for penetrating injuries. Acad Emerg Med 2000;7(11):1261–6.Google Scholar

Gaspari, RJ, Horst, K: Emergency ultrasound and urinalysis in the evaluation of flank pain. Acad Emerg Med 2005;12(12):1180–4.Google Scholar

Westphalen, AC, Hsia, RY, Maselli, JH, et al.: Radiological imaging of patients with suspected urinary tract stones: national trends, diagnoses, and predictors. Acad Emerg Med 2011;18(7):699–707.Google Scholar

Morse, JW, Hill, R, Greissinger, WP, et al.: Rapid oral hydration results in hydronephrosis as demonstrated by bedside ultrasound. Ann of Emerg Med 1999;34(2):134–40.CrossRefGoogle ScholarPubMed

Ray, AA, Ghiculete, D, Pace, KT, Honey, RJ: Limitations to ultrasound in the detection and measurement of urinary tract calculi. Urology 2010;76(2):295–300.Google Scholar

Ueno, A, Kawamura, T, Ogawa, A, Takayasu, H: Relation of spontaneous passage of ureteral calculi to size. Urology 1977;10:544–6.Google Scholar

Gillum, RF: Epidemiology of aortic aneurysm in the United States. J Clin Epidemiol 1995;48:1289–98.CrossRefGoogle ScholarPubMed

Verma, S, Lindsay, T: Regression of aortic aneurysms through pharmacologic therapy? N Engl J Med 2006;354:2067–8.Google Scholar

Rogers, RL, McCormack, R: Aortic disasters. Emerg Med Clin North Am 2004;22(4):887–908.Google Scholar

Marston, WA, Ahlquist, R, Johnson, G, Meyer, A: Misdiagnosis of ruptured abdominal aortic aneurysms. J Vasc Surg 1992;16:17–22.Google Scholar

Fink, HA, Lederle, FA, Roth, CS, et al.: The accuracy of physical examination to detect abdominal aortic aneurysm. Arch Intern Med 2000;160:833–6.Google Scholar

Miller, J, Grimes, P: Case report of an intraperitoneal ruptured abdominal aortic aneurysm diagnosed with bedside ultrasonography. Acad Emerg Med 1999;6:662–3.Google Scholar

Johansen, K, Kohler, RT, Nicholls, SC, et al.: Ruptured abdominal aortic aneurysms: the Harborview experience. J Vasc Surg 1991;13:240–7.Google Scholar

Shuman, WP, Hastrup, W Jr, Kohler, TR, Nyberg, KY: Suspected leaking abdominal aortic aneurysm: use of sonography in the emergency room. Radiology 1988;168:117–9.Google Scholar

Zwiebel, WJ, Sohaey, R: Introduction to ultrasound. Philadelphia: Saunders, 1998.Google Scholar

Simon, BC, Snoey, ER: Ultrasound in Emergency and Ambulatory Medicine. Mosby, 1997.Google Scholar

Fojtik, JP, Costantino, TG, Dean, AJ: The diagnosis of aortic dissection by emergency medicine ultrasound. J Emer Med 2007;32:191–6.Google Scholar

Blaivas, M, Theodoro, D: Frequency of incomplete abdominal aorta visualization by emergency department bedside ultrasound. Acad Emerg Med 2004;11:103–5.Google Scholar

Pardes, JC, Aum, YH, Kneeland, JB, et al.: The oblique coronal view in sonography of the retroperitoneum. Am J Roentgenol 1985;144:1241–7.Google Scholar

Chen, L, Hsiao, AL, Moore, CL, et al.: Utility of bedside bladder ultrasound before urethral catheterization in young children. Pediatrics 2005;115(1):108–11.Google Scholar

Witt, M, Baumann, BM, McCans, K: Bladder ultrasound increases catheterization success in pediatric patients. Acad Emerg Med 2005;12(4):371–4.Google Scholar

Chu, RW, Wong, YC, Luk, SH, Wong, SN: Comparing suprapubic urine aspiration under real-time ultrasound guidance with conventional blind aspiration. Acta Paediatr 2002;91(5):512–16.CrossRefGoogle ScholarPubMed

Garcia-Nieto, V, Navarro, JF, Sanchez-Almeida, E, Garcia-Garcia, M: Standards for ultrasound guidance of suprapubic bladder aspiration. Pediatr Nephrol 1997;11(5):607–9.Google Scholar

Gochman, RF, Karasic, RB, Heller, MB: Use of portable ultrasound to assist urine collection by suprapubic aspiration. Ann Emerg Med 1991;20(6):631–5.Google Scholar

Goldberg, BB, Meyer, H: Ultrasonically guided suprapubic urinary bladder aspiration. Pediatrics 1973;51(1):70–4.Google Scholar

Kiernan, SC, Pinckert, TL, Keszler, M: Ultrasound guidance of suprapubic bladder aspiration in neonates. J Pediatr 1993;123(5):789–91.Google Scholar

Ozkan, B, Kaya, O, Akdag, R, et al.: Suprapubic bladder aspiration with or without ultrasound guidance. Clin Pediatr (Phila) 2000;39(10):625–6.Google Scholar

Sagi, EF, Alpan, G, Eyal, FG, et al.: Ultrasonic guidance of suprapubic aspiration in infants. J Clin Ultrasound 1983;11(6):347–8.Google Scholar

Raad, I: Intravascular-catheter–related infections. Lancet 1998;351(9106):893–8.Google Scholar

Merrer, J, De Jonghe, B, Golliot, F, et al.: Complications of femoral and subclavian venous catheterization in critically ill patients: a randomized controlled trial. JAMA 2001;286(6):700–7.Google Scholar

Gallieni, M, Cozzolino, M: Uncomplicated central vein catheterization of high risk patients with real time ultrasound guidance. Int J Artif Organs 1995;18(3):117–21.Google Scholar

Hind, D, Calvert, N, McWilliams, R, et al: Ultrasonic locating devices for central venous cannulation: meta-analysis. BMJ 2003;327(7411):361.Google Scholar

Kohn, L, Corrigan, J, Molla, S, Donaldson, M: To err is human: building a safer health system. Washington, DC: Committee on Quality of Health Care in America, Institute of Medicine, 1999.Google Scholar

Shojania, KG, Duncan, BW, McDonald, KM, Wachter, R, eds: Making health care safer: a critical analysis of patient safety practices. Evidence report/technology assessment no. 43. Rockville, MD: Agency for Healthcare Research and Quality, 2001. AHRQ Publication No. 01-E058.Google Scholar

Grebenik, CR, Boyce, A, Sinclair, ME, et al.: NICE guidelines for central venous catheterization in children: is the evidence base sufficient? Br J Anaesth 2004;92(6):827–30.Google Scholar

Domino, KB, Bowdle, TA, Posner, KL, et al.: Injuries and liability related to central vascular catheters: a closed claims analysis. Anesthesiology 2004;100(6):1411–18.Google Scholar

McGee, DC, Gould, MK: Preventing complications of central venous catheterization. N Engl J Med 2003;348(12):1123–33.Google Scholar

Terai, C, Anada, H, Matsushima, S, et al.: Effects of mild Trendelenburg on central hemodynamics and internal jugular vein velocity, cross-sectional area, and flow. Am J Emerg Med 1995;13(3):255–8.Google Scholar

Lobato, EB, Florete, OG Jr, Paige, GB, Morey, TE: Cross-sectional area and intravascular pressure of the right internal jugular vein during anesthesia: effects of Trendelenburg position, positive intrathoracic pressure, and hepatic compression. J Clin Anesth 1998;10(1):1–5.Google Scholar

Mallory, DL, Shawker, T, Evans, RG, et al.: Effects of clinical maneuvers on sonographically determined internal jugular vein size during venous cannulation. Crit Care Med 1990;18(11):1269–73.Google Scholar

Armstrong, PJ, Sutherland, R, Scott, DH: The effect of position and different manoeuvres on internal jugular vein diameter size. Acta Anaesthesiol Scand 1994;38(3):229–31.Google Scholar

Gordon, AC, Saliken, JC, Johns, D, et al.: US-guided puncture of the internal jugular vein: complications and anatomic considerations. J Vasc Interv Radiol 1998;9(2):333–8.Google Scholar

Gualtieri, E, Deppe, SA, Sipperly, ME, Thompson, DR: Subclavian venous catheterization: greater success rate for less experienced operators using ultrasound guidance. Crit Care Med 1995;23(4):692–7.Google Scholar

Hilty, WM, Hudson, PA, Levitt, MA, Hall, JB: Real-time ultrasound-guided femoral vein catheterization during cardiopulmonary resuscitation. Ann Emerg Med 1997;29(3):331–6.Google Scholar

Yanay, O, Vaughan, DJ, Diab, M, et al.: Retained wooden foreign body in a child’s thigh complicated by severe necrotizing fasciitis: a case report and discussion of imaging modalities for early diagnosis. Pediatr Emerg Care 2001;17(4):354–5.Google Scholar

Boyse, TD, Fessell, DP, Jacobson, JA, et al.: Ultrasound of soft-tissue foreign bodies and associated complications with surgical correlation. Radiographics 2001;21(5):1251–6.Google Scholar

Hung, YT, Hung, LK, Griffith, JF, et al.: Ultrasound for the detection of vegetative foreign body in the hand – a case report. Hand Surg 2004;9(1):83–7.Google Scholar

Graham, DD: Ultrasound in the emergency department: detection of wooden foreign bodies in the soft tissues. J Emerg Med 2002;22(1):75–9.CrossRefGoogle ScholarPubMed

Soudack, M, Nachtigal, A, Gaitini, D: Clinically unsuspected foreign bodies: the importance of sonography. J Ultrasound Med 2003;22(12):1381–5.Google Scholar

Lammers, RL, Magill, T: Detection and management of foreign bodies in soft tissue. Emerg Med Clin North Am 1992;10(4):767–81.Google Scholar

Schlager, D: Ultrasound detection of foreign bodies and procedure guidance. Emerg Med Clin North Am 1997;15(15):895–912.Google Scholar

Trautlein, JJ, Lambert, RL, Miller, J: Malpractice in the emergency department – review of 200 cases. Ann Emerg Med 1984;13(9 p. 1):709–11.Google Scholar

Gilbert, FJ, Campbell, RS, Bayliss, AP: The role of ultrasound in the detection on non-radiopaque foreign bodies. Clin Radiol 1990;41(2):109–12.Google Scholar

Shiels, WE, Babcock, D, Wilson, J, Burch, R: Localization and guided removal of soft-tissue foreign bodies with sonography. AJR Am J Roentgenol 1990;155(6):1277–81.CrossRefGoogle ScholarPubMed

Rockett, MS, Gentile, SC, Gudas, CJ, et al.: The use of ultrasonography for the detection of retained wooden foreign bodies in the foot. J Foot Ankle Surg 1995;34(5):478–84; discussion 510–11.Google Scholar

Crawford, R, Matheson, AB: Clinical value of ultrasonography in the detection and removal of radiolucent foreign bodies. Injury 1989;20(6):341–3.Google Scholar

Blankstein, A, Cohen, I, Heiman, Z, et al.: Localization, detection and guided removal of soft tissue in the hands using sonography. Arch Orthop Trauma Surg 2000;120(9):514–17.Google Scholar

Jacobson, JA, Powell, A, Craig, JG, et al.: Wooden foreign bodies in soft tissue: detection with ultrasound. Radiology 1998;206(7):45–8.Google Scholar

Bradley, M, Kadzombe, E, Simms, P, Eyes, B: Percutaneous ultrasound guided extraction of non-palpable soft tissue foreign bodies. Arch Emerg Med 1992;9:181–4.CrossRefGoogle ScholarPubMed

Heller, M, Jehle, D: Ultrasound in emergency medicine. Oxford, UK: WB Saunders, 1995.Google Scholar

Lyon, M, Brannam, L, Johnson, D, et al.: Detection of soft tissue foreign bodies in the presence of soft tissue gas. J Ultrasound Med 2004;23(5):677–81.Google Scholar

Gooding, GA, Hardiman, T, Sumers, M, et al.: Sonography of the hand and foot in foreign body detection. J Ultrasound Med 1987;6(8):441–7.Google Scholar

Banerjee, B, Das, RK: Sonographic detection of foreign bodies of the extremities. Br J Radiol 1991;64(758):107–12.Google Scholar

Schlager, D, Johnson, T, Mcfall, R: Safety of imaging exploding bullets with ultrasound. Ann Emerg Med 1996;28(13):183–7.Google Scholar

Turner, J, Wilde, CH, Hughes, KC, et al.: Ultrasound-guided retrieval of small foreign objects in subcutaneous tissue. Ann Emerg Med 1997;29(5):731–4.Google Scholar

Schlager, D: Ultrasound detection of foreign bodies and procedure guidance. Emerg Med Clin North Am 1997;15(15):895–912.Google Scholar

Oikarinen, KS, Neiminen, T, Makarainen, H, Pyhtinen, J: Visibility of foreign bodies in soft tissue in plain radiographs, computed tomography, magnetic resonance imaging, and ultrasound: an in vitro study. Int J Oral Maxillofac Surg 1993;22(2):119–24.Google Scholar

Scanlan, KA: Sonographic artifacts and their origins. AJR Am J Roentgenol 1991;156(6):1267–72.Google Scholar

Hill, R, Conron, R, Greissinger, P, Heller, M: Ultrasound for the detection of foreign bodies in human tissue. Ann Emerg Med 1997;29(10):353–6.CrossRefGoogle ScholarPubMed

Fornage, BD: The hypoechoic normal tendon: a pitfall. J Ultrasound Med 1987;6(1):19–22.Google Scholar

Leung, A, Patton, A, Navoy, J, Cummings, RJ: Intraoperative sonography-guided removal of radiolucent foreign bodies. J Pediatr Orthop 1998;18(2):259–61.CrossRefGoogle ScholarPubMed

Orlinsky, M, Knittel, P, Feit, T, et al.: The comparative accuracy of radiolucent foreign body detection using ultrasonography. Am J Emerg Med 2000;18(6):401–3.Google Scholar

Nelson, AL, Sinow, RM: Real-time ultrasonographically guided removal of nonpalpable and intramuscular Norplant capsules. Am J Obstet Gynecol 1998;78(12):1185–93.Google Scholar

Frankel, DA, Bargiela, A, Bouffard, JA: Synovial joints: evaluation of intraarticular bodies with US. Radiology 1998;206(16):41–4.Google Scholar

Manthey, DE, Storrrow, AB, Milbourn, JM, Wagner, BJ: Ultrasound versus radiography in the detection of soft-tissue foreign bodies. Ann Emerg Med 1996;28(11):7–9.Google Scholar

Teisen, HG, Torfing, KF, Skjodt, T: Ultrasound pinpointing of foreign bodies: an in vitro study. Ultraschall Med 1988;9(3):135–7.Google Scholar

Blankstein, A, Cohen, I, Heiman, Z, et al.: Ultrasonography as a diagnostic modality and therapeutic adjuvant in the management of soft tissue foreign bodies in the lower extremities. Isr Med Assoc J 2001;3(6):411–13.Google Scholar

Tayal, VS, Nicks, BA, Norton, HJ: Emergency ultrasound evaluation of symptomatic nontraumatic pleural effusions. Am J Emerg Med 2006;24(7):782–6.Google Scholar

Diacon, AH, Brutsche, MH, Soler, M: Accuracy of pleural puncture sites: a prospective comparison of clinical examination with ultrasound. Chest 2003;123(2):436–41.Google Scholar

Bartter, T, Mayo, PD, Pratter, MR, et al.: Lower risk and higher yield for thoracentesis when performed by experienced operators. Chest 1993;103(6):1873–6.Google Scholar

Collins, TR, Sahn, SA: Thoracocentesis: clinical value, complications, technical problems, and patient experience. Chest 1987;91(6):817–22.Google Scholar

Grogan, DR, Irwin, RS, Channick, R, et al.: Complications associated with thoracentesis: a prospective, randomized study comparing three different methods. Arch Intern Med 1990;150(4):873–7.Google Scholar

Seneff, MG, Corwin, RW, Gold, LH, Irwin, RS: Complications associated with thoracocentesis. Chest 1986;90(1):97–100.Google Scholar

Jones, PW, Moyers, JP, Rogers, JT, et al.: Ultrasound-guided thoracentesis: is it a safer method? Chest 2003;123(2):418–23.Google Scholar

Mayo, PH, Goltz, HR, Tafreshi, M, Doelken, P: Safety of ultrasound-guided thoracentesis in patients receiving mechanical ventilation. Chest 2004;125(3):1059–62.Google Scholar

Blaivas, M, Lyon, M, Duggal, S: A prospective comparison of supine chest radiography and bedside ultrasound for the diagnosis of traumatic pneumothorax. Acad Emerg Med 2005;12(9):844–9.Google Scholar

Coley, BD, Shiels, WE II, Hogan, MJ: Diagnostic and interventional ultrasonography in neonatal and infant lumbar puncture. Pediatr Radiol 2001;31(6):399–402.Google Scholar

Cork, RC, Kryc, JJ, Vaughan, RW: Ultrasonic localization of the lumbar epidural space. Anesthesiology 1980;52(6):513–16.Google ScholarPubMed

Currie, JM: Measurement of the depth to the extradural space using ultrasound. Br J Anaesth 1984;56(4):345–7.Google Scholar

Peterson, MA, Abele, J: Bedside ultrasound for difficult lumbar puncture. J Emerg Med 2005;28(2):197–200.Google Scholar

Sandoval, M, Shestak, W, Sturmann, K, Hsu, C: Optimal patient position for lumbar puncture, measured by ultrasonography. Emerg Radiol 2004;10(4):179–81.Google Scholar

Wallace, DH, Currie, JM, Gilstrap, LC, Santos, R: Indirect sonographic guidance for epidural anesthesia in obese pregnant patients. Reg Anesth 1992;17(4):233–6.Google Scholar

Nomura, JT, Leech, SJ, Shenbagamurthi, S, et al.: A randomized controlled trial of ultrasound-assisted lumbar puncture. J Ultrasound Med 2007;26(10):1341–8.Google Scholar

Cattau, EL Jr, Benjamin, SB, Knuff, TE, Castell, DO: The accuracy of the physical examination in the diagnosis of suspected ascites. JAMA 1982;247(8):1164–6.Google Scholar

Nazeer, SR, Dewbre, H, Miller, AH: Ultrasound-assisted paracentesis performed by emergency physicians vs the traditional technique: a prospective, randomized study. Am J Emerg Med 2005;23(3):363–7.Google Scholar

Bard, C, Lafortune, M, Breton, G: Ascites: ultrasound guidance or blind paracentesis? CMAJ 1986;135(3):209–10.Google ScholarPubMed

Feigenbaum, H, Waldhausen, JA, Hyde, LP: Ultrasound diagnosis of pericardial effusion. JAMA 1965;191:711–14.Google Scholar

Mazurek, B, Jehle, D, Martin, M: Emergency department echocardiography in the diagnosis and therapy of cardiac tamponade. J Emerg Med 1991;9(1–2):27–31.Google Scholar

American College of Surgeons (ACS) Committee on Trauma: Advanced trauma life support course for doctors: student course manual, 7th ed. Chicago: ACS, 2004.Google Scholar

Guberman, BA, Fowler, NO, Engel, PJ, et al.: Cardiac tamponade in medical patients. Circulation 1981;64(3):633–40.Google Scholar

Wong, B, Murphy, J, Chang, CJ, et al.: The risk of pericardiocentesis. Am J Cardiol 1979;44(6):1110–14.Google Scholar

Vayre, F, Lardoux, H, Pezzano, M, et al.: Subxiphoid pericardiocentesis guided by contrast two-dimensional echocardiography in cardiac tamponade: experience of 110 consecutive patients. Eur J Echocardiogr 2000;1(1):66–71.Google Scholar

Ball, JB, Morrison, WL: Cardiac tamponade. Postgrad Med J 1997;73(857):141–5.Google Scholar

Bishop, LH Jr, Estes, EH Jr, McIntosh, HD: The electrocardiogram as a safeguard in pericardiocentesis. JAMA 1956;162(4):264–5.Google Scholar

Buzaid, AC, Garewal, HS, Greenberg, BR: Managing malignant pericardial effusion. West J Med 1989;150(2):174–9.Google Scholar

Hingorani, AD, Bloomberg, TJ: Ultrasound-guided pigtail catheter drainage of malignant pericardial effusions. Clin Radiol 1995;50(1):15–19.Google Scholar

Krikorian, JG, Hancock, EW: Pericardiocentesis. Am J Med 1978;65(5):808–14.Google Scholar

Suehiro, S, Hattori, K, Shibata, T, et al.: Echocardiography-guided pericardiocentesis with a needle attached to a probe. Ann Thorac Surg 1996;61(2):741–2.Google Scholar

Tsang, TS, Enriquez-Sarano, M, Freeman, WK, et al.: Consecutive 1127 therapeutic echocardiographically guided pericardiocenteses: clinical profile, practice patterns, and outcomes spanning 21 years. Mayo Clin Proc 2002;77(5):429–36.Google Scholar

Tsang, TS, El-Najdawi, EK, Seward, JB, et al.: Percutaneous echocardiographically guided pericardiocentesis in pediatric patients: evaluation of safety and efficacy. J Am Soc Echocardiogr 1998;11(11):1072–7.Google Scholar

Callahan, JA, Seward, JB, Tajik, AJ: Cardiac tamponade: pericardiocentesis directed by two-dimensional echocardiography. Mayo Clin Proc 1985;60(5):344–7.Google Scholar

Tsang, TS, Freeman, WK, Sinak, LJ, Seward, JB: Echocardiographically guided pericardiocentesis: evolution and state-of-the-art technique. Mayo Clin Proc 1998;73(7):647–52.Google Scholar

Appleton, CP, Hatle, LK, Popp, RL: Cardiac tamponade and pericardial effusion: respiratory variation in transvalvular flow velocities studied by Doppler echocardiography. J Am Coll Cardiol 1988;11(5):1020–30.Google Scholar

Armstrong, WF, Schilt, BF, Helper, DJ, et al.: Diastolic collapse of the right ventricle with cardiac tamponade: an echocardiographic study. Circulation 1982;65(7):1491–6.Google Scholar

Burstow, DJ, Oh, JK, Bailey, KR, et al.: Cardiac tamponade: characteristic Doppler observations. Mayo Clin Proc 1989;64(3):312–24.Google Scholar

Feigenbaum, H, Zaky, A, Grabhorn, LL: Cardiac motion in patients with pericardial effusion: a study using reflected ultrasound. Circulation 1966;34(4):611–19.Google Scholar

Kronzon, I, Cohen, ML, Winer, HE: Diastolic atrial compression: a sensitive echocardiographic sign of cardiac tamponade. J Am Coll Cardiol 1983;2(4):770–5.Google Scholar

Tsang, TS, Seward, JB, Barnes, ME, et al.: Outcomes of primary and secondary treatment of pericardial effusion in patients with malignancy. Mayo Clin Proc 2000;75(3):248–53.Google Scholar

Tsang, TS, Barnes, ME, Hayes, SN, et al.: Clinical and echocardiographic characteristics of significant pericardial effusions following cardiothoracic surgery and outcomes of echo-guided pericardiocentesis for management: Mayo Clinic experience, 1979–1998. Chest 1999;116(2):322–31.Google Scholar

Im, SH, Lee, SC, Park, YB, et al.: Feasibility of sonography for intra-articular injections in the knee through a medial patellar portal. J Ultrasound Med 2009;23(11):1465–70.Google Scholar

Cunnington, J, Marshall, N, Hide, G, et al.: A randomized, double-blind, controlled study of ultrasound-guided corticosteroid injection into the joint of patients with inflammatory arthritis. Arthritis Rheum 2010;62(7):1862–9.Google Scholar

Raza, K, Lee, CY, Pilling, D, et al.: Ultrasound guidance allows accurate needle placement and aspiration from small joints in patients with early inflammatory arthritis. Rheumatology 2003;42(8):976–9.Google Scholar

Sibbitt, W, Kettwich, L, Band, P, et al.: Does ultrasound guidance improve the outcomes of arthrocentesis and corticosteroid injections of the knee? Scand J Rheumatol 2012;41(1):66–72.Google Scholar

Wiler, JL, Constantino, TG, Filippone, L, et al.: Comparison of ultrasound-guided and standard landmark techniques for knee arthrocentesis. J Emerg Med 2010;39(1):76–82.Google Scholar

Sibbitt, WL, Peisajovich, A, Michael, AA, et al.: Does sonographic needle guidance affect the clinical outcome of intraarticular injections? J Rheumatol 2009;36(9):1892–1902.Google Scholar

Soh, E, Li, W, Ong, KO, et al.: Image-guided versus blind corticosteroid injections in adults with shoulder pain: a systematic review. BMC Musculoskelet Disord 2011;12:137.Google Scholar

Mundt, GH, Hughes, WF: Ultrasonics in ocular diagnosis. Am J Ophthalmol 1956;42:488–98.Google Scholar

Byrne, SF, Green, RL: Ultrasound of the eye and orbit, 2nd ed. St. Louis, MO: Mosby, 2002.Google Scholar

Hughes, JR, Byrne, SF: Detection of posterior ruptures in opaque media. In: Ossoinig, KC (ed.), Ophthalmic echography. Dordrecht, The Netherlands: Dr W Junk, 1987:333.CrossRefGoogle Scholar

Fledelius, HC: Ultrasound in ophthalmology. Ultrasound Med Biol 1997;23(3):365–75.Google Scholar

Green, RL, Byrne, SF: Diagnostic ophthalmic ultrasound. In: Ryan, SJ (ed.), Retina. St. Louis, MO: Mosby, 1989:191.Google Scholar

Ossoinig, KC, Bigar, F, Kaefring, SL, McNutt, L: Echographic detection and localization of BB shots in the eye and orbit. Bibl Ophthalmol 1975;83:109.Google Scholar

Reshef, DS, Ossoinig, KC, Nerad, JA: Diagnosis and intraoperative localization of a deep orbital organic foreign body. Orbit 1987;6:3.Google Scholar

Skalka, HW: Ultrasonography in foreign body detection and localization. Ophthalmic Surg 1976;7(2):27.Google ScholarPubMed

Dutton, JJ, Byrne, SF, Proia, AD: Diagnostic atlas of orbital diseases. Philadelphia: WB Saunders, 2000.Google Scholar

Blaivas, M, Theodoro, D, Sierzenski, P: Elevated intracranial pressure detected by bedside emergency ultrasonography of the optic nerve sheath. Acad Emerg Med 2003;10(4):376–81.Google Scholar

Girisgin, AS, Kalkan, E, Kocak, S, et al.: The role of optic nerve ultrasonography in the diagnosis of elevated intracranial pressure. Emerg Med J 2007;24:251–4.Google Scholar

Ahmad, S, Kampondeni, S, Molyneux, E: An experience of emergency ultrasonography in children in a sub-Saharan setting. Emerg Med J 2006;23:335–40.Google Scholar

Ashkan, AM, Bavarian, S, Mehdizadeh, M: Sonographic evaluation of optic nerve diameter in children with raised intracranial pressure. J Ultrasound Med 2005;24:143–7.Google Scholar

Newman, WD, Hollman, AS, Dutton, GN, Carachi, R: Measurement of optic nerve sheath diameter by ultrasound: a means of detecting acute raised intracranial pressure in hydrocephalus. Br J Ophthalmol 2002;86:1109–13.Google Scholar

Geeraerts, T, Launey, Y, Martin, L, et al.: Ultrasonography of the optic nerve sheath may be useful for detecting raised intracranial pressure after severe brain injury [serial online]. Intensive Care Med 2007;33(10):1704–11.Google Scholar

Tayal, VS, Neulander, M, Norton, HJ, et al.: Emergency department sonographic measurement of optic nerve sheath diameter to detect findings of increased intracranial pressure in adult head injury patients. Ann Emerg Med 2007;49:508–14.Google Scholar

Kimberly, H, Shah, S, Marill, K, Noble, V: Correlation of optic nerve sheath diameter with direct measurement of intracranial pressure. Acad Emerg Med 2007;14(5 Suppl 1):98.Google Scholar

Kwong, JS, Munk, PL, Lin, DTC, et al.: Real-time sonography in ocular trauma. AJR Am J Roentgenol 1992;158:179–82.Google Scholar

Roth, K, Gafni-Pappas, G: Unique method of ocular ultrasound using transparent dressing. J Emerg Med 2011 Jun;40(6):658–60.CrossRefGoogle Scholar

Shah, S, Kimberly, H, Marill, K, Noble, V: Measurement of optic nerve sheath diameter using ultrasound: is a specialized probe necessary? Acad Emerg Med 2007;14(5 Suppl 1):98.Google Scholar

Lang, GK: Ophthalmology: a short textbook. New York: Thieme Stuttgart, 2000.Google Scholar

Liggett, PE, Mani, N, Green, RE, et al.: Management of traumatic rupture of the globe in aphakic patients. Retina 1990;10(Suppl 1):59.Google Scholar

Fielding, JA: The assessment of ocular injury by ultrasound. Clin Radiol 2004;59:301–12.Google Scholar

Mowatt, L: Macula off retinal detachments. How long can they wait before it is too late. Eur J Ophthalmol 2005;15(1):109–17.Google Scholar

Patriquin, HB, Yazbeck, S, Trinh, B, et al.: Testicular torsion in infants and children: diagnosis with Doppler sonography. Radiology 1993;188:781–5.Google Scholar

Baker, LA, Sigman, D, Mathers, RI, et al.: An analysis of clinical outcomes using color Doppler testicular ultrasound for testicular torsion. Pediatrics 2000;105:604–7.Google Scholar

Burks, DD, Markey, BJ, Burkhard, TK, et al.: Suspected testicular torsion and ischemia: evaluation with color Doppler sonography. Radiology 1990;175:815–21.Google Scholar

Ragheb, D, Higgins, JL: Ultrasonography of the scrotum: technique, anatomy, and pathologic entities. J Ultrasound Med 2002;21:171–85.Google Scholar

Dogra, VS, Gottlieb, RH, Oka, M: Sonography of the scrotum. Radiology 2003;227:18–36.Google Scholar

Dogra, VS, Rubens, DJ, Gottlieb, RH: Torsion and beyond: new twists in spectral Doppler evaluation of the scrotum. J Ultrasound Med 2004;23:979–81.Google Scholar

Yazbeck, S, Patriquin, HB: Accuracy of Doppler sonography in the evaluation of acute conditions of the scrotum in children. J Pediatr Surg 1994;29(9):1270–2.Google Scholar

Having, K, Holtgrave, R: Trauma induced testicular rupture. J Ultrasound Med 2003;19:379–81.Google Scholar

Dambro, TJ, Stewart, RR, Carroll, BA: Scrotum. In: Rumack, C, Wilson, S, Charboneau, J (eds), Diagnostic ultrasound, 2nd ed. St. Louis, MO: Mosby, 1998:791–821.Google Scholar

Rozauski, T: Surgery of the scrotum and testis in children. In: Walsh, PC, Retik, AB, Vaughan, ED, Wein, AJ (eds), Campbell’s urology, 7th ed. Philadelphia: WB Saunders, 1998:2200–2.Google Scholar

Sanders, RC: Scrotum. In: Exam preparation for diagnostic ultrasound: abdomen and OB/GYN. Baltimore: Williams & Wilkins, 2002:32.Google Scholar

Hricak, H, Lue, T, Filly, RA, et al.: Experimental study of the sonographic diagnosis of testicular torsion. J Ultrasound Med 1983;2:349–56.Google Scholar

Middleton, WD, Middleton, MA, Dierks, M, et al.: Sonographic prediction of viability in testicular torsion: preliminary observations. J Ultrasound Med 1997;16:23–7.Google Scholar

Cohen, HL, Shapiro, ML, Haller, JO, Glassberg, K: Sonography of intrascrotal hematomas simulating testicular rupture in adolescents. Pediatr Radiol 1992;22:296–7.Google Scholar

Blaivas, M, Batts, M, Lambert, M: Ultrasonographic diagnosis of testicular torsion by emergency physicians. Am J Emerg Med 2000;18(2):198–200.Google Scholar

Rosen, MP, Ding, A, Blake, MA, et al.: ACR Appropriateness Criteria right lower quadrant pain – suspected appendicitis. J Am Coll Radiol 2011 Nov;8(11):749–55.Google Scholar

Howell, J, Eddy, O, Lukens, T, et al.: ACEP clinical policy: critical issues in the evaluation and management of emergency department patients with suspected appendicitis. Ann Emerg Med 2010;55:71–116.Google Scholar

Terasawa, T, Blackmore, CC, Bent, S, Kohlwes, RJ: Systematic review: computed tomography and ultrasonography to detect acute appendicitis in adults and adolescents. Ann Intern Med 2004;141(7):537–46.Google Scholar

Toorenvliet, B, Wiersma, F, Bakker, R, et al.: Routine ultrasound and limited computed tomography for the diagnosis of acute appendicitis. World J Surg 2010;34:2278–2285.Google Scholar

Krishnamoorthi, R, Ramarajan, N, Wang, NE, et al.: Effectiveness of a staged US and CT protocol for the diagnosis of pediatric appendicitis: reducing radiation exposure in the age of ALARA. Radiology 2011 Apr;259(1):231–9.CrossRefGoogle ScholarPubMed

Hernandez, JA, Swischuk, LE, Angel, CA, et al.: Imaging of acute appendicitis: US as the primary imaging modality. Pediatr Radiol 2005;35(4):392.Google Scholar

Peña, BM, Taylor, GA, Fishman, SJ, Mandl, KD: Effect of an imaging protocol on clinical outcomes among pediatric patients with appendicitis. Pediatric 2002;110(6):1088.Google Scholar

Hahn, H, Hoeppner, F, Kalle, T, et al.: Sonography of acute appendicitis in children: 7 years experience. Pediatr Radiol 1988;28:147–51.Google Scholar

Rettenbacher, T, Hollerweger, A, Macheiner, P, et al.: Ovoid shape of the vermiform appendix: a criterion to exclude acute appendicitis-evaluation with US. Radiology 2003;226:95–100.Google Scholar

Pacharn, P, Ying, J, Linam, L, et al.: Sonography in the evaluation of acute appendicitis: are negative sonographic findings good enough? J Ultrasound Med 2010;29:1749–55.Google Scholar

Hernanz-Schulman, M: Infantile hypertrophic pyloric stenosis. Radiology 2003 May;227:319–31.Google Scholar

Godbole, P, Sprigg, A, Dickson, J, Lin, P: Ultrasound compared with clinical examination in infantile hypertrophic pyloric stenosis. Arch Dis Chi 1997;75(4):335–7.Google Scholar

Hernanz-Schulman, M, Sells, L, Ambrosino, M, et al.: Hypertrophic pyloric stenosis in the infant without a palpable olive: accuracy of sonographic diagnosis. Radiology 1994;193(3):771–6.Google Scholar

Niedzielski, J, Kobielski, A, Sokal, J, Krakós, M: Accuracy of sonographic criteria in the decision for surgical treatment in infantile hypertrophic pyloric stenosis. Arch Med Sci 2011;7(3):508–11.Google Scholar

Rohrschneider, WK, Mittnacht, H, Darge, K, Tröger, J: Pyloric muscle in asymptomatic infants: sonographic evaluation and discrimination from idiopathic hypertrophic pyloric stenosis. Pediatr Radiol 1998;28(6):429.Google Scholar

Lund Kofoed, PE, Høst, A, Elle, B, Larsen, C: Hypertrophic pyloric stenosis: determination of muscle dimensions by ultrasound. Br J Radiol 1988;61(721):19.Google Scholar

Ko, HS, Schenk, JP, Tröger, J, Rohrschneider, WK: Current radiological management of intussusception in children. Eur Radiol 2007;17(9):2411.Google Scholar

Applegate, KE: Intussusception in children: evidence-based diagnosis and treatment. Pediatr Radiol 2009;39(Suppl 2):S140–3.Google Scholar

Sanchez, T, Potnick, A, Graf, J, et al.: Sonographically guided enema for intussusception reduction: a safer alternative to fluoroscopy. J Ultrasound Med 2012;31:1505–8.Google Scholar

Jamadar, D, Jacobson, J, Morag, Y, et al.: Sonography of inguinal region hernias. AJR 2006;187:185–90.Google Scholar

Robinson, A, Light, D, Nice, C: Meta-analysis of sonography in the diagnosis of inguinal hernias. J Ultrasound Med 2013;32(2):339.Google Scholar

Rettenbacher, T, Hollerweger, A, Macheiner, P, et al.: Abdominal wall hernias: cross- sectional imaging signs of incarceration determined with sonography. AJR 2001 Nov;177(5):1061–6.Google Scholar

Tenner, S, Baillie, J, DeWitt, J, Swaroop Vege, S: American College of Gastroenterology guideline: management of acute pancreatitis. Am J Gastroenterol 2013 July;108:1400–15.Google Scholar

Tumala, P, Junaidi, O, Agarwal, B: Imaging of pancreatic cancer: an overview. J Gastrointest Oncol 2011 Sep;2(3).Google Scholar

Rumack, C: Diagnostic ultrasound, 2nd ed. St Louis, MO: Mosby, 1998.Google Scholar

Jacobson, JA: Ultrasound in sports medicine. Radiol Clin North Am 2002;40:363–86.Google Scholar

Brooks, AJ, Rice, V, Simms, M, et al.: Handheld ultrasound diagnosis of extremity fractures. J R Army Med Corps 2004;150(2):78–80.Google Scholar

Marshburn, TH, Legome, D, Sargsyan, A, et al.: Goal-directed ultrasound in the detection of long-bone fractures. J Trauma 2004;57:329–32.Google Scholar

Legome, E, Pancu, D: Future application for emergency ultrasound. Emerg Med Clin North Am 2004;22:817–27.Google Scholar

Durston, W: Ultrasound guided reduction of pediatric forearm fractures in the ED. Am J Emerg Med 2000;18(1):72–7.Google Scholar

Katz, R, Landman, J, Dulitzky, F, Bar-Ziv, J: Fracture of the clavicle in the newborn. An ultrasound diagnosis. J Ultrasound Med 1988;7:21–3.Google Scholar

Williamson, D, Watura, R, Cobby, M: Ultrasound imaging of forearm fractures in children: a viable alternative? J Accid Emerg Med 2000;17:22–4.Google Scholar

Graif, M, Stahl, V, Ben Ami, T: Sonographic detection of occult bone fractures. Pediatr Radiol 1988;18:383–7.Google Scholar

Grechenig, W: Scope and limitations of ultrasonography in the documentation of fractures – an experimental study. Arch Orthop Trauma Surg 1998;117:368–71.Google Scholar

Dulchavsky, SA: Advanced ultrasonic diagnosis of extremity trauma: the FASTER examination. J Trauma 2002;53:28–32.Google Scholar

Hunter, JD, Mann, CJ, Hughs, PM: Fibular fracture: detection with high resolution diagnostic ultrasound. J Accid Emerg Med 1998;15:118–24.Google Scholar

Kilpatrick, AW, Brown, R, Diebel, LN, et al.: Rapid diagnosis of an ulnar fracture with portable hand-held ultrasound. Mil Med 2003;168(4):312–3.Google Scholar

Mariacher-Gehler, S, Michel, BA: Sonography: a simple way to visualize rib fractures. AJR Am J Roentgenol 1994;163:1268.Google Scholar

Hendrich, C, Finkewitz, U, Berner, W: Diagnostic value of ultrasonography and conventional radiography for the assessment of sternal fractures. Injury 1995;26:601–4.Google Scholar

Chau, CLF, Griffith, JF: Musculoskeletal infections: ultrasound appearances. Clin Radiol 2005;60:149–59.Google Scholar

Christiansen, TG, Rude, C, Lauridsen, KK, Christensen, OM: Diagnostic value of ultrasound in scaphoid fractures. Injury 2001;22(5):397–9.Google Scholar

Munk, B, Boliva, L, Kronier, K, et al.: Ultrasound for the diagnosis of scaphoid fractures. J Hand Surg 2000;25(4):369–71.Google Scholar

Wang, S, Chhem, R, Cardinal, E, Cho, K: Musculoskeletal ultrasound: joint sonography. Radiol Clin North Am 1999;3(4):653–68.Google Scholar

Wang, CL, Shieh, JY, Wang, TG, Hsieh, FJ: Sonographic detection of occult fractures in the foot and ankle. J Clin Ultrasound 1999;27:421–5.Google Scholar

Senall, JA, Failla, JM, Bouffard, JA, Van Holsbeeck, M: Ultrasound for the early diagnosis of clinically suspected scaphoid fracture. J Hand Surg 2004;29(3):400–5.Google Scholar

Grassi, E, Farina, A, Filippucci, E, Cervinin, C: Sonographically guided procedures in rheumatology. Semin Arthritis Rheum 2001;30(5):347–53.Google Scholar

Smith, SW: Emergency physician-performed ultrasonography-guided hip arthrocentesis. Acad Emerg Med 1999;6(1):84–6.Google Scholar

Mayekawa, DS, Ralls, PW, Kerr, RM, et al.: Sonographically guided arthrocentesis of the hip. J Ultrasound Med 1989;8:665–7.Google Scholar

Miralles, M, Gonzales, G, Pulpeiro, JR, et al.: Sonography of the painful hip in children: 500 consecutive cases. AJR Am J Roentgenol 1989;152(3):579–82.Google Scholar

Shavit, I: Sonography of the hip-joint by the emergency physician: its role in the evaluation of children presenting with acute limp. Pediatr Emerg Care 2006;22(8):570–3.Google Scholar

Bialik, V: Sonography in the diagnosis of painful hips. Int Orthop 1991;15(2):155–9.Google Scholar

Foldes, K, Gaal, M, Balint, P, et al.: Ultrasonography after hip arthroplasty. Skeletal Radiol 1992;21(5):297–9.Google Scholar

Harcke, HT, Grissom, LE: Pediatric hip sonography: diagnosis and differential diagnosis. Radiol Clin North Am 1999;37(4):787–96.Google Scholar

Wu, TS, Roque, PJ, Green, J, et al.: Bedside ultrasound evaluation of tendon injuries. Am J of Emerg Med 2012 Oct; 30(8):1617–21.Google Scholar

Secko, J, Diaz, M, Paladino, L: Ultrasound diagnosis of quadriceps tendon tear in an uncooperative patient. J Emerg Trauma Shock 2011 Oct-Dec;4(4):521–2.Google Scholar

Adhikari, S, Marx, J, Crum, T: Point-of-care ultrasound diagnosis of acute Achilles tendon rupture in the ED. Am J of Emerg Med 2012;30:634.e3–e4.Google Scholar

Bomann, JS, Tham, E, McFadden, P, et al.: Bedside ultrasound of a painful finger: Kanavel’s fifth sign? Acad Emerg Med 2009 Oct;16(10):1034–5.Google Scholar

Hasty, MB, Klasner, A, Kness, S, et al.: Cutaneous community-associated methicillin-resistant Staphylococcus aureus among all skin and soft-tissue infections in two geographically distant pediatric emergency departments. Acad Emerg Med 2007;14(1):35–40.Google Scholar

Frazee, BW, Lynn, J, Charlebois, ED, et al.: High prevalence of methicillin-resistant Staphylococcus aureus in emergency department skin and soft tissue infections. Ann Emerg Med 2005;45(3):311–20.Google Scholar

Moran, GJ, Krishnadasan, A, Gorwitz, RJ, et al.: Methicillin-resistant S. aureus infections among patients in the emergency department. N Engl J Med 2006;355(7):666–74.Google Scholar

Jarvis, WR, Jarvis, AA, Chinn, RY: National prevalence of methicillin-resistant Staphylococcus aureus in inpatients at United States health care facilities. Am J Infect Control 2012;40:194–200.Google Scholar

Yusa, H, Yoshida, H, Ueno, E, et al.: Ultrasound-guided surgical drainage of face and neck abscesses. Int J Oral Maxillofac Surg 2002;31(3):327–9.Google Scholar

Squire, BT, Fox, JC, Anderson, C: ABSCESS: applied bedside sonography for convenient evaluation of superficial soft tissue infections. Acad Emerg Med 2005;12(7):601–6.Google Scholar

Tayal, VS, Hasan, N, Norton, HJ, Tomaszewski, CA: The effect of soft-tissue ultrasound on the management of cellulitis in the emergency department. Acad Emerg Med 2006;13(4):384–8.Google Scholar

Yen, ZS, Wang, HP, Ma, HM, et al.: Ultrasonographic screening of clinically-suspected necrotizing fasciitis. Acad Emerg Med 2002;9(12):1448–51.Google Scholar

Kehri, T: Point of care ultrasound diagnosis of necrotizing fasciitis missed by computed tomography and magnetic resonance imaging. J Emerg Med 2014;47(2):172–5.Google Scholar

Blaivas, M: Ultrasound-guided breast abscess aspiration in a difficult case. Acad Emerg Med 2001;8(4):398–401.Google Scholar

Bureau, NJ, Ali, SS, Chhem, RK, Cardinal, E: Ultrasound of musculoskeletal infections. Semin Musculoskelet Radiol 1998;2(3):299–306.Google Scholar

Cardinal, E, Bureau, NJ, Aubin, B, Chhem, RK: Role of ultrasound in musculoskeletal infections. Radiol Clin North Am 2001;39(2):191–201.Google Scholar

Cardinal, E, Chhem, RK, Beauregard, CG: Ultrasound-guided interventional procedures in the musculoskeletal system. Radiol Clin North Am 1998;36(3):597–604.Google Scholar

Chao, HC, Lin, SJ, Huang, YC, Lin, TY: Sonographic evaluation of cellulitis in children. J Ultrasound Med 2000;19(11):743–9.Google Scholar

Craig, JG: Infection: ultrasound-guided procedures. Radiol Clin North Am 1999;37(4):669–78.Google Scholar

Chandwani, D, Shih, R, Cochrane, D: Bedside emergency ultrasonography in the evaluation of a perirectal abscess. Am J Emerg Med 2004;22(4):315.Google Scholar

Gaspari, RJ: Bedside ultrasound of the soft tissue of the face: a case of early Ludwig’s angina. J Emerg Med 2006;31(3):287–91.Google Scholar

Blaivas, M, Lyon, M, Brannam, L, et al.: Water bath evaluation technique for emergency ultrasound of painful superficial structures. Am J Emerg Med 2004;22(7):589–93.Google Scholar

Castleberg, E, Jenson, N, Dinh, VA: Diagnosis of necrotizing fasciitis with bedside ultrasound: the STAFF exam. West J Emerg Med 2014;15(1):111–3.Google Scholar

Anderson, MA, Newmeyer, WL III, Kilgore, ES Jr: Diagnosis and treatment of retained foreign bodies in the hand. Am J Surg 1982;144(1):63–7.Google Scholar

Schlager, D: Ultrasound detection of foreign bodies and procedure guidance. Emerg Med Clin North Am 1997;15(4):895–912.Google Scholar

Karcz, A, Holbrook, J, Auerbach, BS, et al.: Preventability of malpractice claims in emergency medicine: a closed claims study. Ann Emerg Med 1990;19(8):865–73.Google Scholar

Bodne, D, Quinn, SF, Cochran, CF: Imaging foreign glass and wooden bodies of the extremities with CT and MR. J Comput Assist Tomogr 1988;12(4):608–11.Google Scholar

Ginsburg, MJ, Ellis, GL, Flom, LL: Detection of soft-tissue foreign bodies by plain radiography, xerography, computed tomography, and ultrasonography. Ann Emerg Med 1990;19(6):701–3.Google Scholar

Mizel, MS, Steinmetz, ND, Trepman, E: Detection of wooden foreign bodies in muscle tissue: experimental comparison of computed tomography, magnetic resonance imaging, and ultrasonography. Foot Ankle Int 1994;15(8):437–43.Google Scholar

Oikarinen, KS, Nieminen, TM, Makarainen, H, Pyhtinen, J: Visibility of foreign bodies in soft tissue in plain radiographs, computed tomography, magnetic resonance imaging, and ultrasound: an in vitro study. Int J Oral Maxillofac Surg 1993;22(2):119–24.Google Scholar

Peterson, JJ, Bancroft, LW, Kransdorf, MJ: Wooden foreign bodies: imaging appearance. AJR Am J Roentgenol 2002;178(3):557–62.Google Scholar

Bradley, M, Kadzombe, E, Simms, P, Eyes, B: Percutaneous ultrasound guided extraction of non-palpable soft tissue foreign bodies. Arch Emerg Med 1992;9(2):181–4.Google Scholar

Crawford, R, Matheson, AB: Clinical value of ultrasonography in the detection and removal of radiolucent foreign bodies. Injury 1989;20(6):341–3.Google Scholar

Rockett, MS, Gentile, SC, Gudas, CJ, et al.: The use of ultrasonography for the detection of retained wooden foreign bodies in the foot. J Foot Ankle Surg 1995;34(5):478–84; discussion 510–11.Google Scholar

Shiels, WE II, Babcock, DS, Wilson, JL, Burch, RA: Localization and guided removal of soft-tissue foreign bodies with sonography. AJR Am J Roentgenol 1990;155(6):1277–81.Google Scholar

Yiengpruksawan, A, Mariadason, J, Ganepola, GA, Freeman, HP: Localization and retrieval of bullets under ultrasound guidance. Arch Surg 1987;122(9):1082–4.Google Scholar

Gilbert, FJ, Campbell, RS, Bayliss, AP: The role of ultrasound in the detection of non-radiopaque foreign bodies. Clin Radiol 1990;41(2):109–12.Google Scholar

Dean, AJ, Gronczewski, CA, Costantino, TG: Technique for emergency medicine bedside ultrasound identification of a radiolucent foreign body. J Emerg 2003;24(3):303–8.Google Scholar

Graham, DD Jr: Ultrasound in the emergency department: detection of wooden foreign bodies in the soft tissues. J Emerg Med 2002;22(1):75–9.Google Scholar

Hill, R, Conron, R, Greissinger, P, Heller, M: Ultrasound for the detection of foreign bodies in human tissue. Ann Emerg Med 1997;29(3):353–6.Google Scholar

Manthey, DE, Storrow, AB, Milbourn, JM, Wagner, BJ: Ultrasound versus radiography in the detection of soft-tissue foreign bodies. Ann Emerg Med 1996;28(1):7–9.Google Scholar

Schlager, D, Sanders, AB, Wiggins, D, Boren, W: Ultrasound for the detection of foreign bodies. Ann Emerg Med 1991;20(2):189–91.Google Scholar

Jacobson, JA, Powell, A, Craig, JG, et al.: Wooden foreign bodies in soft tissue: detection at US. Radiology 1998;206(1):45–8.Google Scholar

Blankstein, A, Cohen, I, Heiman, Z, et al.: Localization, detection and guided removal of soft tissue in the hands using sonography. Arch Orthop Trauma Surg 2000;120(9):514–17.Google Scholar