Large PDA leads to -
Ans. is 'd' i.e., AH of above Patent ductus arteriosus (PDA)o Small PDA may not cause any complication but targe defect if untread may leads to :Pulmonary hypertension Left to Right shunt leads to too much circulation of blood in lung which leads to pulmonary hypertension.Eisenmenger's syndrome - Large standing pulmonary hypertension leads to permanent lung damage and causes Right to Left shunt.Endocarditis.Arrhythmia Enlargement of heart due to PDA increase risk of arrhythmias.
Endocardial valvulitis
Eisenmenger syndrome
CHF
All of above
Acyanotic Congenital Heart Disease