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Pronunciation: sil'in-dro'ma

Definition: 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]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.