Minu Akter, a 1-year-old female, presented with fever, cough, and breathlessness. Examination found tachycardia, tachypnea, and a continuous murmur. Investigations confirmed moderate patent ductus arteriosus (PDA) with heart failure and pneumonia. She was treated with antibiotics, diuretics, and angiotensin-converting enzyme inhibitors, and her symptoms improved. An echocardiogram showed the PDA, and it was successfully closed with a device during catheterization. She was discharged with advice to follow up in one month.