If the ovaries produce too much androgen (male hormones such as testosterone) a woman may develop certain male characteristics. This ovarian imbalance can be caused by tumors in the ovaries or adrenal glands, or polycystic ovarydisease. Virilization may include growth of excess body and facial hair, amenorrhea (loss of menstrual period) and changes in body contour.
Review Date: 4/5/2016
Reviewed By: Irina Burd, MD, PhD, Associate Professor of Gynecology and Obstetrics at Johns Hopkins University School of Medicine, Baltimore, MD. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.