papillary cystadenoma lymphomatosum papillary cystadenoma lym·pho·ma·to·sum (lĭm’fō-mə-tō’səm)
- Papillary cystic adenoma
papillary cystic adenoma n. A tumor in which the lumens of the acini are frequently distended by fluid and the neoplastic epithelial elements tend to form irregular fingerlike projections.
- Papillary duct
papillary duct n. The principal straight excretory duct in the kidney medulla and papillae whose openings form the cribiform area.
- Papillary hidradenoma
papillary hidradenoma n. A solitary cystic or papillary tumor occurring usually in the labia majora. Also called apocrine adenoma.
noun, Anatomy. 1. one of the small bundles of muscles attached to the ventricle walls and to the chordae tendineae that tighten these tendons during ventricular contraction. papillary muscle n. Any of the group of myocardial bundles that terminate in the tendinous cords that attach to the cusps of the atrioventricular valves.