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Angiographic evidence of backward compression wave: systolic compression of septal perforators in a child with hypertrophic cardiomyopathy

Published online by Cambridge University Press:  17 December 2020

Rupesh Natarajan
Affiliation:
Division of Pediatric Cardiology and Pediatric Cardiac Surgery*, Department of Pediatrics, University of Minnesota Masonic Children’s Hospital, Minneapolis, MN, USA
Rebecca Ameduri
Affiliation:
Division of Pediatric Cardiology and Pediatric Cardiac Surgery*, Department of Pediatrics, University of Minnesota Masonic Children’s Hospital, Minneapolis, MN, USA
Massimo Griselli
Affiliation:
Division of Pediatric Cardiology and Pediatric Cardiac Surgery*, Department of Pediatrics, University of Minnesota Masonic Children’s Hospital, Minneapolis, MN, USA
Varun Aggarwal*
Affiliation:
Division of Pediatric Cardiology and Pediatric Cardiac Surgery*, Department of Pediatrics, University of Minnesota Masonic Children’s Hospital, Minneapolis, MN, USA
*
Author for correspondence: Varun Aggarwal, MD, Division of Pediatric Cardiology, Department of Pediatrics, 2450 Riverside Avenue, University of Minnesota Masonic Children’s Hospital, Minneapolis, MN55454, USA. Tel: 612-626-2755; Fax: 863-228-8375. E-mail: drvarunaggarwal@gmail.com

Abstract

Intracoronary wave intensity analysis in hypertrophic cardiomyopathy has shown a large backward compression wave due to compressive deformation of the intramyocardial coronary arteries in systole. The authors describe the angiographic evidence of this backward compression wave, which has not been described in this physiological context and can be a marker of poor prognosis.

Type
Images in Congenital Cardiac Disease
Copyright
© The Author(s), 2020. Published by Cambridge University Press

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References

Raphael, CE, Cooper, R, Parker, KH, Collinson, J, Vassiliou, V, Pennell, DJ. Mechanisms of Myocardial Ischemia in Hypertrophic Cardiomyopathy. J Am Coll Cardiol 2016; 68: 16511660.CrossRefGoogle ScholarPubMed

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