Clinical Presentation

A 2-year-old boy with chronic cough.

Further Work-up

(A) Anteroposterior chest radiograph. There is a small right lung with shift of the heart and mediastinum to the right. Additionally, there is a curved opacity near the elevated right hemidiaphragm (arrow). (B) Coronal magnetic resonance (MR) image demonstrates an anomalous right pulmonary venous connection to the inferior vena cava (arrow).

Differential Diagnosis

• Scimitar syndrome: