pilomatrixoma


pilomatrixoma
A benign solitary hair follicle tumor, often starting in childhood, containing cells resembling basal cell carcinoma and areas of epithelial necrosis forming eosinophilic ghost cells with variable calcification and foreign body giant cell reaction in the fibrous stroma. SYN: Malherbe calcifying epithelioma. [pilo- + matrix + G. -oma, tumor]

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pi·lo·ma·trix·o·ma (pi″lo-ma″trik-soґmə) pilomatricoma.

Medical dictionary. 2011.

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  • pilomatrixoma — m. oncol. Tumor subcutáneo lento, benigno y muy duro que está formado por tejido epitelial momificado y calcificado. Tiene una forma redondeada o irregular y presenta una cierta movilidad bajo la piel. Medical Dictionary. 2011 …   Diccionario médico

  • pilomatrixoma — Eng. Pilomatrixoma Tumor benigno bien encapsulado en la matriz del folículo piloso, que puede calcificarse cuando es de larga evolución. Epitelioma benigno calcificado de Malherbe …   Diccionario de oftalmología

  • Pilomatricoma — Classification and external resources Micrograph of a pilomatricoma showing the characteristic ghost cells (anucleate squamous cells), benign viable squamous cells and multi nucleated giant cells. H E stain …   Wikipedia

  • Acrospiroma — An acrospiroma (also known as a Clear cell hidradenoma, Dermal duct tumor, Hidroacanthoma simplex, Nodular hidradenoma, and Poroma [1]:665) is a tumor of the distal portion of a sweat gland. Acrospiromas are usually benign, and treatment consists …   Wikipedia

  • Cylindroma — Classification and external resources ICD 10 D23 (ILDS D23.L33) In pathology, a cylindroma is a tumour with nests of cells that resemble a cylinder in cross section. Types include: Dermal eccrine cylindroma, a benign tumour of the skin Adenoid… …   Wikipedia

  • Hidrocystoma — Classification and external resources ICD 10 C44 ICD O: 8404/0 DiseasesDB …   Wikipedia

  • células en sombra — 1. hematíes que han perdido su hemoglobina debido a la exposición a la orina. 2. células desvitalizadas que se observan en el pilomatrixoma. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 …   Diccionario médico

  • epithelioma — 1. An epithelial neoplasm or hamartoma of the skin, especially of skin appendage origin. 2. Obsolete term for a carcinoma of the skin derived from squamous, basal, or …   Medical dictionary

  • List of cutaneous conditions — This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. See also: Cutaneous conditions, Category:Cutaneous conditions, and ICD 10… …   Wikipedia

  • Dermal cylindroma — Classification and external resources Micrograph of a dermal cylindroma. H E stain. ICD O: M …   Wikipedia