Blastoma
A tumor thought to arise in embryonic tissue. The term "blastoma" is commonly used as part of the name for a tumor as, for examples, in glioblastoma and medulloblastoma (types of brain tumors), hepatoblastoma (a liver tumor), nephroblastoma ({{}}Wilms tumor of the kidney), neuroblastoma (a childhood tumor of neural origin), osteoblastoma (a bone tumor) and retinoblastoma (a tumor of the retina).
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A neoplasm composed chiefly or entirely of immature undifferentiated cells resembling those that form the blastema or primordium of the organ in which the tumor arose. [blasto- + G. -oma, tumor]

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blas·to·ma (blas-toґmə) pl. blastomas, blastoґmata [blast- + -oma] a neoplasm composed of embryonic cells derived from the blastema of an organ or tissue. blastomatous adj

Medical dictionary. 2011.

Look at other dictionaries:

  • blastoma — neoplasia de tejido embrionario desarrollado del blastema de un órgano o tejido [ICD 10: (M8000/3)] Diccionario ilustrado de Términos Médicos.. Alvaro Galiano. 2010 …   Diccionario médico

  • blastoma — /blas tɔma/ s.m. [der. di blasto , col suff. oma ] (pl. i ). (med.) [tumore maligno] ▶◀ Ⓖ cancro, carcinoma, neoplasia …   Enciclopedia Italiana

  • blastoma — [blas tō′mə] n. pl. blastomas, blastomata [blas tō′mə tə] a malignant tumor that forms from the immature tissue of the blastema …   English World dictionary

  • Blastoma — navikas statusas T sritis gyvūnų raida, augimas, ontogenezė, embriologija atitikmenys: lot. Blastoma ryšiai: platesnis terminas – gemalo yda sinonimas – blastoma …   Veterinarinės anatomijos, histologijos ir embriologijos terminai

  • Blastoma — navikas statusas T sritis embriologija atitikmenys: lot. Blastoma ryšiai: platesnis terminas – gemalo yda sinonimas – blastoma …   Medicininės histologijos ir embriologijos vardynas

  • Blastoma — A blastoma is a type of cancer that is caused by malignancies in precursor cells, often called blasts. Examples are nephroblastoma, medulloblastoma and retinoblastomaBlastomas usually occur in children …   Wikipedia

  • blastoma — /bla stoh meuh/, n., pl. blastomas, blastomata / meuh teuh/. Pathol. a tumor originating from undifferentiated embryonic cells and having little or no connective tissue. [BLAST + OMA] * * * …   Universalium

  • blastoma — noun A tumour that is caused by malignancies in precursor cells or blasts …   Wiktionary

  • blastoma — ► sustantivo masculino MEDICINA Denominación genérica de los tumores …   Enciclopedia Universal

  • blastoma — bla·stò·ma s.m. TS med. → tumore maligno {{line}} {{/line}} DATA: 1913 …   Dizionario italiano

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