ContinouCo murmur is found in all, except

Ref Harrison 19 th ed pg 1449 The classic example of a continuous murmur is that associated with a PDA, which usually is heard in the second or third interspace at a slight distance from the sternal border. Other causes of a continuous murmur include a ruptured sinus of Valsalva aneurysm with creation of an aoic-right atrial or right ventricular fistula, a cor- onary or great vessel aeriovenous fistula, and an aeriovenous fistula constructed to provide dialysis access