Gynecomastia is the development of prominent breast tissue in the
male. The condition can develop during puberty and sometimes
resolve on its own. Other causes of gynecomastia include exposure
to estrogens, androgens (often taken secretly for body building),
marijuana, and some medications. Rare causes include tumors,
genetic defects, and chronic liver disease.
Review Date: 07/25/2009
Reviewed By: Robert Cooper, MD, Endocrinology Specialist and Chief of Medicine,
Holyoke Medical Center, Assistant Professor of Medicine, Tufts
University School of Medicine, Boston, MA. Review provided by
VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA,
Medical Director, A.D.A.M., Inc.
A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)
