Cryptogenic organizing pneumonia

Case contributed by Dr Charlie Chia-Tsong Hsu

Presentation

80 year old male. Dyspnoea and persistent chest radiograph abnormality despite antibiotic treatment.

Patient Data

Gender: Male
X-ray

Right mid-lower zone patchy consolidation. The left lower zone is also involved. 

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Case Discussion

Trans-bronchial lung biopsy of the right upper lobe supleural airspace infiltrate confirm the diagnosis of organizing pneumonia. 

Histopathology  description: Patchy fibroblastic plugs in the bronchioles, alveolar ducts and alveoli are seen. The plugs consist of fibroblasts in pale staining matrix with a serpiginous shape. Thickened alveolar septa with minimal chronic inflammation consisting of mainly lymphocytes. No neutrophils or finbrinoprulent exudate. No granuloma or neoplasia.

No specific causes were identified in the clinical, exposure, medication history. The idiopathic clinical syndrome cryptogenic organizing pneumonia was assigned to the diagnosis. 

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Case information

rID: 21634
Published: 5th Feb 2013
Last edited: 14th Aug 2019
System: Chest
Inclusion in quiz mode: Included

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