Case 14
Clinical Presentation
An 18-year-old with cough and chest pain.
Further Work-up
(A) On an anteroposterior view of the chest, the right lung is smaller than the left, and the heart and mediastinum are shifted to the right (asterisk). Additionally, the right hilar shadow is diminutive. (B) On an axial contrasted computed tomography (CT) image, the right hemithorax is smaller than the left, and the right pulmonary artery is not seen. Additionally, multiple small, enhancing vessels surround the right main bronchus (arrows).
Differential Diagnosis
• Congenital absence of the right pulmonary artery:
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