Presentation
Persistent cough. 40 pack year smoker.
Patient Data
Age: 60 years
Gender: Female
From the case:
Congenital bronchocele
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Axial lung window

Branching low density structure in the left upper lobe with surrounding hyperlucency. 20 mm right upper lobe pulmonary nodule. No lymphadenopathy.
Case Discussion
Congenital bronchoceles are the result of bronchial atresia. The key to making the diagnosis is the hyperlucency around the bronchocele representing trapped collateral air drift. The right upper lobe nodule was proven to be a typical carcinoid after wedge resection.