Epithelioid sarcoma mimicking abscess: review of the MRI appearances

A case of epithelioid sarcoma involving the soft tissues of the ankle is pr esented. The tumor was a hemorrhagic, fluid-filled, multiloculated lesion w ith inflammatory changes in the surrounding planes. Tuberculous abscess was diagnosed on the basis of the clinical picture, ultrasound and MRI finding s. Surgical exploration of the ankle mass was carried out because of lack o f local healing while the patient's general and pulmonary status improved o n antituberculosis treatment. This was an unusual case of epithelioid sarco ma mimicking a multilocular abscess.