NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,299 terms related to cancer and medicine.

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sclerosing epithelioid fibrosarcoma
(skleh-ROH-sing eh-pih-THEE-lee-oyd FY-broh-sar-KOH-muh)
A rare, type of cancer that forms in fibrous (connective) tissue. Sclerosing epithelioid fibrosarcoma is a slow growing tumor, but may recur (come back) and spread to other parts of the body many years after treatment. It usually occurs in middle-aged or older adults, and is rare in children and adolescents. Sclerosing epithelioid fibrosarcoma is a type of soft tissue sarcoma.