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Pulmonary sarcoidosis

Case contributed by Mahomed A. Osman
Diagnosis almost certain


Pulmonary nodules on chest x-ray. Bilateral hilar adenopathy. CT for further characterization.

Patient Data

Age: 30
Gender: Male

Extensive nodularity is noted predominantly in the perilymphatic distribution effecting the bronchovascular areas, subpleural and peri-fissural areas. 'Beading' along the fissures, typical of sarcoidosis. In addition marked mediastinal adenopathy is noted associated with mild bilateral hilar adenopathy. On expiratory views small focal areas of air trapping is identified consent with small airways obstruction.


Lung parenchymal and mediastinal appearances are consistent with sarcoidosis.

Case Discussion

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