Is myxoid spindle cell lipoma cancerous?

Myxoid spindle cell lipoma (MSCL) is a rare, benign soft tissue tumor. It is a type of lipoma, which is a tumor that grows from fat cells. MSCL is typically found in the deep soft tissues of the extremities, buttocks, and trunk. It is usually a slow-growing tumor and is not cancerous. However, in rare cases, MSCL can undergo malignant transformation and become a liposarcoma. Therefore, it is important to have MSCL diagnosed and monitored by a doctor to ensure that it does not become cancerous.