acanthoma
A tumor formed by proliferation of epithelial squamous cells. SEE ALSO: keratoacanthoma. [acantho- + G. -oma, tumor]
- clear cell a. a small sharply demarcated benign epidermal tumor of a leg or arm with acanthosis and accumulation of glycogen in keratinocytes having pale-staining cytoplasm.

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ac·an·tho·ma -'thō-mə n, pl -mas also -ma·ta -mət-ə a tumor originating in the skin and developing through excessive growth of skin cells esp. of the stratum spinosum

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ac·an·tho·ma (ak″an-thoґmə) pl. acanthomas, acanthoґmata [acanth- + -oma] a tumor composed of epidermal or squamous cells.

Medical dictionary. 2011.

Look at other dictionaries:

  • Acanthoma — vgl. Akanthom …   Das Wörterbuch medizinischer Fachausdrücke

  • Acanthoma — Infobox Disease Name = PAGENAME Caption = DiseasesDB = ICD10 = ICD9 = ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D049309 An acanthoma is a skin neoplasm composed of squamous or epidermal cells. It is located in the… …   Wikipedia

  • acanthoma — noun A neoplasm of the prickle cell layer of the skin …   Wiktionary

  • acanthoma — É™ kænθ əʊmÊŒ n. tumor in the epidermis …   English contemporary dictionary

  • acanthoma — ac·an·tho·ma …   English syllables

  • acanthoma — noun a neoplasm originating in the epidermis • Syn: ↑skin tumor • Hypernyms: ↑tumor, ↑tumour, ↑neoplasm • Hyponyms: ↑keratoacanthoma …   Useful english dictionary

  • acanthoma adenoides cysticum — multiple trichoepithelioma …   Medical dictionary

  • acanthoma fissuratum — a benign, firm, skin colored or erythematous nodule, grossly resembling basal cell epithelioma, occurring on the bridge of the nose or behind the ear, resulting from constant minor mechanical trauma caused by poorly fitting glasses. Called also… …   Medical dictionary

  • Clear cell acanthoma — (also known as Acanthome cellules claires of Degos and Civatte, Degos acanthoma, and Pale cell acanthoma ) is a benign clinical and histological lesion initially described as neoplastic, which some authors now regard as a reactive dermatosis. It… …   Wikipedia

  • Degos acanthoma disease — De·gos acanthoma, disease (də goґ) [Robert Degos, French dermatologist, 1904–1987] see under acanthoma, and see malignant atrophic papulosis, under papulosis …   Medical dictionary

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