A fibroadenoma is a non-cancerous benign lump that is found in breast tissue. When felt under the skin, the lump may feel rubbery and easily moveable within the breast tissue. Fibroadenomas are commonly found in young women during their reproductive years.
Review Date 11/6/2021
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.