True about V.S.D. is,all except
The VSD is usually single and situated in the membranous or midmuscular poion of the septum. Spontaneous closure is more common in patients born with a small VSD, which occurs in early childhood in most. Main complications are possible development of pulmonary vascular obstruction, RV outflow tract obstruction, aoic regurgitation, or infective endocarditis. (Harrison's Principles of internal medicine, 18 th edition, page 1923 )
Small hole closes spontaneously
Defect is usually in membranous pa
Endocarditis is commonest complication
Pulmonary oligemia in chest X-ray
C.V.S