A histologically benign neoplasm derived from glandular epithelium, in which cystic accumulations of retained secretions are formed; in some instances, considerable portions of the neoplasm, or even the entire mass, may be cystic. SYN: cystoadenoma.
- papillary c. lymphomatosum SYN: adenolymphoma.
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cyst·ad·e·no·ma .sis-.tad-ən-'ō-mə n, pl -mas also -ma·ta -mət-ə an adenoma marked by a cystic structure
cyst·ad·e·no·ma·tous -mət-əs adj
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n.
an adenoma showing a cystic structure.
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cys·tad·e·no·ma (sis″tad-ə-noґmə) [cyst- + adenoma] adenoma characterized by epithelium-lined cystic masses that contain secreted material, usually serous or mucinous; it generally occurs in the ovary, salivary glands, skin adnexa, or pancreas. Called also adenocystoma.Medical dictionary. 2011.