OverviewMacroglossia is a congenital disorder where the tongue is larger than normal. It is enlarged because of an increase in the amount of tissue, not because of a tumor or growth.
Update Date 5/1/2011
Updated by: Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.