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  • Print publication year: 2014
  • Online publication date: September 2014

6 - Ultrasound scanning in early pregnancy

References

1. Kratochwil E, Eisenhut L. Der früheste nachweis der fetalen herzaktion durch ultraschall. Geburtshilfe Frauenheilkunde 1967;27:176–80.
2. American College of Obstetricians and Gynecologists. Ultrasonography in pregnancy. ACOG Practice Bulletin No. 58. Obstet Gynecol 2004;104:1449–58.
3. Ferrazzi E, Garbo P, Sulpizio L, Setti L, Buscaglia M. Miscarriage diagnosis and gestational age estimation in the early first trimester of pregnancy: transabdominal versus transvaginal sonography. Ultrasound Obstet Gynecol 1993;3:36–41.
4. Graham GM. Ultrasound evaluation of pregnancy in the first trimester. Donald School Journal of Ultrasound in O & G 2010;4:17–28.
5. Laing FC, Frates MC. Ultrasound evaluation during the first trimester of pregnancy. In PW Callen (ed.) Ultrasonography in Obstetrics and Gynaecology, 4th edn. Philadelphia: WB Saunders, 2000: 105–45.
6. Bradley WG, Fiske CE, Filly RA. The double sac sign of early intrauterine pregnancy: use in exclusion of ectopic pregnancy. Radiology 1982;143:223–6.
7. Yeh HS. Efficacy of the intradecidual sign and fallacy of the double decidual sac sign in the diagnosis of early intrauterine pregnancy. Radiology 1999;210:579–81.
8. Robinson HP, Fleming JEE. A critical evaluation of sonar ‘crown rump length’ measurements. Br J Obstet Gynaecol 1975;82:702–10.
9. Hadlock FP, Shah YP, Kanon DJ, Lindsey JV. Fetal crown rump length: re-evaluation of relation to menstrual age (5–28 weeks) with high resolution real time US. Radiology 1992;182:501–5.
10. Loughna P, Chitty L, Evans T, Chudleigh T. Fetal size and dating: charts recommended for clinical obstetric practice. Ultrasound 2009;17:161–7.
11. Blaas H-G K, Eik-Nes S. Sonoembryology: ultrasound examination of early pregnancy. In D Jukovic, L Valentin, S Vyas (eds.) Gynaecological Ultrasound in Clinical Practice. London: RCOG Press, 2009: 143–58.
12. Hall JG. Twinning. Lancet 2003;362:735–43.
13. Chudleigh T, Thilaganathan B (eds.) Obstetric Ultrasound How: Why and When, 3rd edn. London: Elsevier, Churchill Livingtone, 2004.
14. National Institute for Health and Care Excellence. Ectopic pregnancy and miscarriage. Diagnosis and initial management in early pregnancy of ectopic pregnancy and miscarriage. NICE Clinical Guideline 154. December 2012. www.nice.org.uk/nicemedia/live/14000/61854/61854.pdf (accessed 1 August 2013).
15. Berkley EM, Abuhamad AZ. Prenatal diagnosis of placenta accreta: is sonography all we need? J Ultrasound in Medicine 2013;32:1345–50.
16. Wiebe ER, Adams L. Women’s perceptions about seeing the ultrasound picture before an abortion. Eur J Contracept Reprod Health Care 2009;14:97–102.
17. Kulier R, Kapp N. Comprehensive analysis of the use of pre-procedure ultrasound for first- and second-trimester abortion. Contraception 2011;83:30–3.
18. Gatter M, Kimport K, Foster D, et al. Viewing the pre-abortion ultrasound image. Contraception 2013;88:440–1.
19. Royal College of Obstetricians and Gynaecologists. The management of women requesting induced abortion. November 2011. www.rcog.org.uk/womens-health/clinical-guidance/care-women-requesting-induced-abortion (accessed 23 July 2013).
20. World Health Organization, Department of Reproductive Health and Research. Safe Abortion: Technical and Policy Guideline for Health Systems, 2nd edn. 2012. www.who.int/reproductivehealth/publications/unsafe_abortion/9789241548434/en/ (accessed 24 November 2013).