Atrioventricular Block in an Infant With an Atrioventricular Septal Aneurysm
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A case of atrioventricular (AV) septal aneurysm presenting in late fetal life with AV block is reported. In the neonatal period, second-degree AV block occurred, which progressed during infancy to complete block. This report includes ante- and postnatal echocardiograms demonstrating the anatomy. Only three other reports of AV septal aneurysm are found in the literature, none of which describe heart rhythm disturbance.
KeywordsAneurysm Heart block
Apical four chamber echocardiogram with colour Doppler demonstrating that there is no shunt across the aneurysm and laminar flow through the tricuspid valve (MOV 461 kb)