2025-11-272025-11-27http://hdl.handle.net/2263/106610Clinical history : A 2 year old female with cyanosis and heart failure from birth.Investigation shows diffused bronchi and fine lesions in both lungs with a galloping rhythm and systolic murmurwith cardiomegaly.Autopsy findings : 1. open ductus arteriosus.2. Left and right ventricular hypertrophy.3. Hypertensive pulmonary vascular disease.4. Systemic passive congestion.Diagnosis: Open ductus arteriosus