Sarcoidosis (Atypical)
Imaging findings
Diffuse interlobular septal thickening, fissural thickening, and massive mediastinal/hilar lymphadenopathy. Preserved lung volumes.
Key takeaways
While sarcoidosis usually presents differently, it can mimic lymphangitic carcinomatosis. Steroid responsiveness and biopsy-proven non-caseating granulomas confirmed the diagnosis.
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