作者报告一例口腔盘状红斑狼疮病例。患者女性26岁,患七年盘状红斑狼疮,主诉下颌左磨牙区疼痛,检查左颊粘膜,下前牙舌侧牙龈,口底及下颌尖牙根尖颊侧龈有几个不规则的红斑,有些伴有白色角化边缘,龈呈中等度炎症,牙周袋深度3—5mm,错(牙合)。牙龈及颊粘膜取活检。病理报告:龈有部分 The authors reported one case of oral discoid lupus erythematosus. The patient was 26 years old and suffered from discoid lupus erythematosus for seven years. She complained of pain in the lower molar area of ​​the mandible, examined the left buccal mucosa, the lingual gums of the lower front teeth, and had irregular red spots on the buccal side of the mouth and mandibular canines. Some were accompanied by white keratinized borders, and the gingiva was moderately inflammatory. The periodontal pockets were 3-5 mm deep and they were occlusion. Biopsies were taken from the gums and buccal mucosa. Pathology report: There are some