Clear Cell Sarcoma of Soft Tissue

**Semantic type:** Neoplastic Process

**Definition:** A rare malignant neoplasm with melanocytic differentiation characterized by the presence of polygonal or spindle shaped clear cells. This sarcoma usually affects the tendons and aponeuroses and is associated with a poor prognosis due to recurrences and metastases.

**Synonyms:** - Clear Cell Sarcoma of Soft Parts - Clear Cell Sarcoma of Tendons and Aponeuroses - Clear cell sarcoma - not kidney - Clear cell sarcoma of soft tissue - Clear cell sarcoma/Malignant melanoma of soft parts (excluding Clear cell sarcoma of the kidney) - Melanoma of Soft Parts - Melanoma of the Soft Parts - Melanoma, malignant, of soft parts - clear cell sarcoma of soft tissue - malignant melanoma of soft parts