Stein-Leventhal syndrome is an accumulation of incompletely developed follicles in the ovaries. The condition may be characterized by irregular menstrual cycles, absent menses, multiple cysts on the ovaries, and infertility.
Review Date 1/10/2022
Updated by: John D. Jacobson, MD, Department of Obstetrics and Gynecology, Loma Linda University School of Medicine, Loma Linda, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.