1. Fibrocystic breast disease  (Trust Mark: Doctor-Reviewed)
Fibrocystic breast disease refers to benign (noncancerous) changes in the tissues of the breast. The term "disease" in this case is misleading, and many health care providers prefer the term "change." The condition is so common that it is believed...• Reviewer: Susan Storck, MD, FACOG, Clinical Teaching Faculty, Department of Obstetrics and Gynecology, University of Washington School of Medicine; Chief, Eastside Department of Obstetrics and Gynecology, Group Health Cooperative of Puget Sound, Redmond, Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.