OverviewOral lichen planus occurs in about half of the people who have lichen planus on their skin. It consists of painless, whitish streaks on the mucous membranes. This may also produce ulcers, which are usually painful.
Update Date 1/21/2013
Updated by: Linda J. Vorvick, MD, Medical Director and Director of Didactic Curriculum, MEDEX Northwest Division of Physician Assistant Studies, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, Bethanne Black, Stephanie Slon, and Nissi Wang.