Medical MCQ-A child with large perimembranous VSD has congestive hea failure. What may be the cause of improvement of failure in this patient

A child with large perimembranous VSD has congestive hea failure. What may be the cause of improvement of failure in this patient

Aoic regurgitation

Vascular changes in pulmonary circulation

Infective endocarditis

Closure of VSD spontaneously

Question Category:

Pediatrics

Correct Answer:

Vascular changes in pulmonary circulation

Description:

Patients born With uncomplicated VSD may develop pulmonary stenosis due to hyperophy of right ventricular infundibulum ,develop pulmonary aerial hypeension or rarely develop aoic regurgitation. Development of pulmonary aerial hypeension is dreaded complication since if it is of obstructive type the patient becomes inoperable. Ref Ghai pediatrics eighth edition pg no 417

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