| intraduct | Within the duct or ducts of a gland. (05 Mar 2000) |
|---|---|
| intraductal | Residing within the duct of the breast. Intraductal disease may be benign or malignant. (09 Oct 1997) |
| intraductal carcinoma | <tumour> A form of carcinoma derived from the epithelial lining of ducts, especially in the breast, where most carcinoma's arise from ductal epithelium; the neoplastic cells proliferate in irregular papillary projections or masses, filling the lumens, that are solid, cribriform, or centrally necrotic; intraductal carcinoma is a form of carcinoma in situ as it is contained by the ductal basement membrane; when it invades surrounding stroma or metastasizes it is referred to as ductal carcinoma. (05 Mar 2000) |
| intraductal papilloma | A small, often nonpalpable, benign papilloma arising in a lactiferous duct and frequently causing bleeding from the nipple. Synonym: duct papilloma. (05 Mar 2000) |