[Table/Fig-6a]:

Pulmonary atresia with bronchial compression by collateral artery.

A three-year-old female presenting with exertional dyspnoea, diagnosed with a pulmonary atresia on echocardiography: (a) Diagrammatic representation of vascular anatomy in Pulmonary atresia; (b) Plain radiograph shows mild cardiac enlargement with upturned apex(arrow) (RV configuration) and decreased pulmonary arterial markings.