Immunoglobulin G4 related disease(IgG4-RD)is a systemic multiorgan fibroinflammatory disease,rarely reported in cases involving oral mucosa.We report a patient with extensive lichenoid lesion.This report enri-ches the manifestations of oral mucosal lesions of IgG4-RD and suggests the importance of differential diagnosis in clinical practice.
关键词
免疫球蛋白G4相关性疾病/自身免疫性疾病/苔藓样损害
Key words
immunoglobulin G4 related diseases/autoimmune diseases/lichenoid lesion