Meaning of EWING'S SARCOMA

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WordNet Dictionary
	Definition:		[n]  malignant tumor in bone marrow (usually in the pelvis or in long bones)
	Synonyms:		endothelial myeloma, Ewing's tumor, Ewing's tumour
	See Also:		sarcoma
Medical Dictionary
	Definition:		A type of bone cancer that usually forms in the middle (shaft) of large bones. Also called Ewing's sarcoma/primitive neuroectodermal tumor (PNET).