CausesBy Mayo Clinic staff
The cause of geographic tongue is unknown, and there's no way to prevent the condition. There may be a link between geographic tongue and psoriasis — a chronic skin condition — but more research is needed to better understand the connection.
- Usatine RP, et al. The Color Atlas of Family Medicine. New York, N.Y.: The McGraw-Hill Companies; 2009. http://www.accessmedicine.com/resourceTOC.aspx?resourceID=678. Accessed April 24, 2013.
- Reamy BV, et al. Common tongue conditions in primary care. American Family Physician. 2010;81:627.
- AskMayoExpert. Geographic tongue. Rochester, Minn.: Mayo Foundation for Medical Education and Research; 2013.
- Miloglu O, et al. The prevalence and risk factors associated with benign migratory glossitis lesions in 7619 Turkish dental outpatients. Oral surgery, oral medicine, oral pathology, oral radiology, and endodontics. 2009;107:e29.
- Honarmand M, et al. Geographic tongue and associated risk factors among Iranian dental patients. Iranian Journal of Public Health. 2013;42:215.
- Picciani B, et al. Geographic stomatitis: An oral manifestation of psoriasis? Journal of Dermatological Case Reports. 2012;6:113.
- Sheridan PJ (expert opinion). Mayo Clinic, Rochester, Minn. May 15, 2013.
- Salinas TJ (expert opinion). Mayo Clinic, Rochester, Minn. June 11, 2013.