Geographic Tongue in Psoriasis: Case Reports

Geographic tongue is an idiopathic inflammatory disorder resulting in the local loss of filiform papillae, which is present as erythematous patches with serpiginous borders resembling a map. The etiopathogenesis of geographic tongue is unknown. Geographic tongue has been postulated to be an oral variant of psoriasis as this lesion show several histologic features of psoriasis. Two cases of asymptomatic geographic tongue in psoriasis patients are presented here. Geographic tongue has been postulated as oral variant of psoriasis since the prevalent of this condition is increase in psoriatic patient; they have same several histologic features, and also have the same human leukocyte antigen (HLA) group. The prevalence of geographic tongue is increased in psoriastic patients. The conclusion of this case reports was geographic tongue seems to have relationship with psoriasis since they have similar histologic and HLA group.