It is well tolerated in the absence of severe pulmonary arterial hypertension

Pregnancy in AVSD:

It is well tolerated in the absence of severe pulmonary arterial hypertension, but with an increased risk of paradoxical embolus and stroke, arrhythmia, and heart failure.

All women with a history of AVSD should be evaluated before conception to ensure that there are no significant residual haemodynamic lesions that might complicate the management of pregnancy