Sarcoma, Ewing
Synonyms
Ewing Sarcoma
Ewing Tumor
Ewing's Sarcoma
Ewing's Tumor
Ewings Sarcoma
Ewings Tumor
Sarcoma, Ewing's
Sarcoma, Ewings
Tumor, Ewing
Tumor, Ewing's
A malignant tumor of the bone which always arises in the medullary tissue, occurring more often in cylindrical bones. The tumor occurs usually before the age of 20, about twice as frequently in males as in females.