Tuesday, December 31, 2019

50-year-old with Thumb Mass

Thumb mass


50-year-old man with pain and swelling of the thumb. ED walk-in. History of minor thumb trauma two weeks ago. By clinical exam in the ED and labs, no signs of infection.

Radiographs




MRI


T1 and T2FS



T1 and T2FS



DWI and ADC



DCE shows late enhancement



T1FS with contrast


Impression

Atypical infection or neoplasm? Other differential diagnoses?
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