释义 |
cylindroma Note: This page may contain terms or definitions that are offensive or inappropriate for some readers.Translationscylindroma Note: This page may contain terms or definitions that are offensive or inappropriate for some readers.cylindroma [sil″in-dro´mah] adenocystic carcinoma.a benign skin tumor, usually on the face and scalp consisting of cylindrical masses of epithelial cells surrounded by a thick band of hyaline material. adj., adj cylindrom´atous.cyl·in·dro·ma (sil'in-drō'mă), A histologic type of epithelial neoplasm, frequently malignant, characterized by islands of neoplastic cells embedded in a hyalinized stroma that may represent a thickened basement membrane; may form from ducts of glands, especially in salivary glands, skin, and bronchi; in the salivary glands, also termed adenoid cystic carcinoma. Synonym(s): cylindroadenoma [G. kylindros, cylinder, -oma, tumor] cylindroma A benign skin adnexal tumour, seen on the face, trunk and extremities, which has apocrine differentiation. Cylindromas may be solitary (and sporadic or multiple) with an autosomal dominant hereditary pattern. Cylindromas are often associated with trichoepitheliomas, especially on the scalp (turban tumour), first develop in adolescence and rarely undergo malignant degeneration.cyl·in·dro·ma (sil'in-drō'mă) A histologic type of epithelial neoplasm, frequently malignant, characterized by islands of neoplastic cells embedded in a hyalinized stroma; may form from ducts of glands, especially in salivary glands, skin, and bronchi. Synonym(s): cylindroadenoma. [G. kulindros, roller, cylinder, fr. kulindō, to roll, + -oma, growth, neoplasm]cyl·in·dro·ma (sil'in-drō'mă) Slow growing, infiltrative tumor frequently found in submaxillary and parotid salivary glands and accessory glands of the palate. Chief histologic feature is presence of uniform, small dark-staining basal cells in anastomosing cords, with acellular areas between.[G. kulindros, roller, cylinder, fr. kulindō, to roll, + -oma, growth, neoplasm] |