Diagnostic Dilemma: A Case of Malignant Melanoma Mimicking Clear Cell Sarcoma

Clear Cell Sarcoma (CSS) is an exceptionally rare cancer with a predilection for tendons, aponeurosis and fascia of the lower limbs. It may be a close mimic of the more common primary cutaneous Malignant Melanoma (MM) with which it shares many histological markers including S-100, SOX10, HMB-45 and Melan A expression