作者根据1269例牙龈疾患切下的组织进行了研究,看到下列的病变:(1)水肿性龈炎有71例(占6％),为大多牙周疾患的第一期,组织学检查见牙龈表面上皮有不全角化或角化,初期结缔组织有不同程度的水肿,有浆细胞、淋巴细胞浸润,动脉内膜炎。有个别病例有限局性溃疡且有血栓形成。(2)纤维性龈炎为516例(41％)最多,镜下见附着 The authors conducted a study based on the tissues excised from 1269 cases of gingival disease and observed the following lesions: (1) There were 71 cases (6%) of edematous blepharitis, which was the first stage of most periodontal disease. Histological examination was performed. The gingival epithelial surface is incompletely keratinized or keratinized. The initial connective tissue has different degrees of edema, plasma cells, lymphocyte infiltration, and endarteritis. There were individual cases of limited local ulcers and thrombosis. (2) Fibrous gingivitis was the most common in 516 cases (41%).