Complete atrioventricular septal defect
Synonyms: CAVC | Complete AVSD | Complete atrioventricular canal | Complete atrioventricular canal defect | Complete atrioventricular septal defect with atrial and ventricular components
A rare congenital cardiac anomaly characterized by a common atrioventricular junction with a common AV valve an interatrial communication just above the common AV valve (ostium primum defect) a posterior interventricular communication (inlet VSD) that results in shunting at both the atrial and ventricular level. Morphologically the common atrioventricular valve has 4 or 5 leaflets including superior and inferior bridging leaflets with a single annulus.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Reference: Access aggregated data from Orphanet at Orphadata.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version April 2024
Newly diagnosed with
Complete atrioventricular septal defect?
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Advocacy Organizations
Genetic Support Network of Victoria
The Genetic Support Network of Victoria is an organisation that supports people living with genetic, undiagnosed and rare conditions and those who support them including community and families, patient support organisations, health professionals and industry. Our vision is our community flourishing and living their best lives.
Syndromes Without A Name (SWAN) Australia
Provide information, support and advocacy to families caring for a child with an undiagnosed or rare genetic condition.
Clinical Trials
For a list of clinical trials in this disease area, please click here.