裂纹舌(Fissured Tongue)是发生在舌背粘膜的一种疾病,其主要临床特点是舌背表面深浅不一,长短不等、规则或不规则的裂沟。一般无主观症状,有时出现舌感觉异常、舌干等。严重者伴发舌感染。 目前,对本病的病因认识还不很清楚,但主要有三种观点:1)它是由营养不良、创伤等外界因素引起的一种独立疾病。2)它是全身疾病在口腔粘膜的一种表现。3)它是一种先天性的畸形或遗传性疾病。 Fissured Tongue is a disease that occurs in the lingual mucosa. Its main clinical feature is irregular or irregular furrows on the surface of the tongue. Generally no subjective symptoms, sometimes tongue abnormalities, such as tongue dry. In severe cases with tongue infection. At present, the etiology of the disease is not yet understood, but there are three main points: 1) It is an independent disease caused by external factors such as malnutrition, trauma and so on. 2) It is a manifestation of systemic disease in the oral mucosa. 3) It is a congenital malformation or hereditary disease.