Nipple Adenoma

**Semantic type:** Neoplastic Process

**Definition:** A benign epithelial neoplasm arising from the nipple. Signs and symptoms include serous or sanguineous nipple discharge and nipple erosion. It is characterized by the presence of aggregates of small tubules replacing the nipple stroma. The tubules are lined by epithelial and myoepithelial cells.

**Synonyms:** - Adenoma of Nipple - Adenoma of nipple - Adenoma of the Nipple - Erosive Nipple Adenomatosis - Subareolar Duct Papillomatosis - Subareolar duct papillomatosis