本文收集21例口腔粘膜结核，其中拟诊为口腔癌15例．复发性阿弗它性溃疡12例，扁平苔藓和肉芽肿性唇炎各1例，待定2例。说明对本病尚缺乏足够的认识，现就本病的临床特征、病理形态、诊断及鉴别诊断等有关问题进行了讨论。旨在提高人们对本病的认识。 This article collected 21 cases of oral mucosal tuberculosis, 15 cases were diagnosed as oral cancer. Recurrent aphthous ulcer in 12 cases, lichen planus and granulomatous cheilitis in 1 case, to be determined in 2 cases. Description of the disease is still lack of adequate understanding of the disease is now on the clinical features, pathology, diagnosis and differential diagnosis and other related issues were discussed. Aims to raise people’s awareness of the disease.