blastoma /blas·to·ma/ (blas-to´mah) pl. blastomas, blasto´mata a neoplasm composed of embryonic cells derived from the blastema of an organ or tissue.blasto´matous
blastoma
blas·to·ma (bl -st  m )n. pl. blas·to·mas or blas·to·ma·ta (-m -t) A neoplasm composed of immature, undifferentiated cells. Also called blastocytoma, embryonal carcinosarcoma. |
blastoma
[blastō′mə] pl. blastomas, blastomata
Etymology: Gk, blastos + oma, tumor
a neoplasm of embryonic tissue that develops from the blastema of an organ or tissue. A blastoma derived from a number of scattered cells is pluricentric; one arising from a single cell or group of cells is unicentric. Also called blastocytoma. blastomatous [blastom′ətəs] adj.
blastoma
a neoplasm composed of embryonic cells derived from the blastema of an organ or tissue.
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