Rupture of aortic sinus
If there is any
aneurysm of the aortic sinusor sinus of valsalva, then it may rupturedue to some causes. These are:1. infective endocarditisinvolving the aortic wall.2. syphilisetc.
The manifestations appear depending on the site where the sinus has ruptured. For eg.if the sinus ruptures in a low pressure area like rt. atrium or rt. ventricle then a continuous type of
murmuris heard.The murmur is located in the left parasternal region mainly confined to the lower sternum.It is also accompanied by a superficial thrill.
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