label: microscopic breast papilloma
label_lc: microscopic breast papilloma
description: A benign papillary neoplasm that arises in a terminal ductal lobular unit. It is characterized by the presence of a fibrovascular core that is lined by benign epithelial and myoepithelial proliferations. Peripheral breast papillomas are often multiple and are usually found microscopically. Patients are often asymptomatic.