Abnormal nipple discharge may be described as any discharge not associated with lactation. The nature of the discharge may range in color, consistency and composition, and occur in one or both breasts.
Review Date 10/16/2020
Updated by: Todd Campbell, MD, FACS, Clinical Assistant Professor Department of Surgery, Volunteer Faculty, Rowan University School of Osteopathic Medicine, Stratford, NJ; Medical Director, Independence Blue Cross, Philadelphia, PA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.