Ventricular Septal Defect (VSD) – Types | Pediatric Oncall


Last Updated : 1/12/2010
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N C Joshi
- Supracristal
- Membranous
- Posterior
- Muscular

Figure 1: Anatomical

locations of various ventricular septal defects

, viewed with the right ventricular free wall removed

A= perimembranous inlet (" AV canal - type")


B= Perimembranous trabecular (typical membranous) VSD
C= Perimembranous infundibular ("tetralogy-type") VSD
D= Inlet muscular VSD
E= Trabecular muscular VSD
F= Infundibular (or outlet) muscular VSD
G= Subarterial infundibular ("supracristal") VSD
Black area represents the membranous ventricular septum

Locations of various ventricular septal defects

Contributor Information and Disclosures N C Joshi
Consultant Pediatrician, Nanavati Hospital, Mumbai, India

First Created : 1/8/2001
Last Updated : 1/12/2010
Contributor Information and Disclosures

Last Updated : 1/12/2010
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