Heart murmurs for beginners

       

 
 

 
Continuous murmur of PDA

 

Continuous murmur

This occurs mainly in patent ductus arteriosus in which there is murmur between systole and diastole which continues between diastole and systole. Hence the name continuous. Other conditions which bring continuous murmur include arteriovenous fistulas, small atrial sepal defect with  left high atrial pressure. Other arteriovenous fistulas may also cause it- coronary and pulmonary arteriovenous fistula.

It may also occur in

Continuous murmur may be heard in other parts of the body aside from the precordium or chest. Back continuous murmur may be heard in coarctation of aorta.
 

 

 

 

 

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