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Trilogy of Fallot

Triology of Fallot is a congenital disease of the heart composed of several abnormalities:

1. Pulmonary stenosis (tight pulmonary valve).

2. Right ventricular enlargement.

3. Atrial septal defect (a defect in the wall between the right and left atria).


1. Echocardiography readily diagnosis this condition.


1. Surgical repair

Patients are usually diagnosed and treated during childhood. Repair includes resection of the hypertrophial and sclerotic muscle trabeculae of the Rt. ventricular outflow tract and pulmonary valvotomy and patching of the defect in some cases.

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