Sarcoidosis on 18 F-FDG PET/CT : Typical and Atypical Imaging Patterns.

Sarcoidosis is a multisystem granulomatous inflammatory disease that typically involves the lungs and lymph nodes, but can involve any organ in the body, including (but not limited to) the liver, spleen, myocardium, and nervous system, leading to diverse clinical presentations and imaging findings. We hereby present a pictorial review of typical and atypical 18 F-FDG PET/CT findings in histopathologically confirmed sarcoidosis patients with varied clinical presentations.