Intraductal papilloma is a benign tumor inside a milk duct. Removal of the duct for biopsy may be recommended to rule out cancer.
Review Date 9/15/2019
Updated by: Debra G. Wechter, MD, FACS, general surgery practice specializing in breast cancer, Virginia Mason Medical Center, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.