口腔唇白斑是一种常见的口腔粘膜疾病,由于被认为是癌前期病变,因而逐渐为人们所重视。临床所见为粘膜呈乳白色、灰白色、兰灰色,或红白兼有,高出粘膜或平于粘膜的各种斑块病损。有些还伴有龟裂、粗糙、溃疡、疣状增生等特征。有人根据其程度分为四度(参见中华口腔科杂志10:316,1964)。我们共调 Oral and vermicular leukoplakia is a common oral mucosal disease that is considered to be a precancerous lesion and has gradually gained importance. The clinical findings are that the mucous membranes are milky white, grayish white, blue-gray, or both red and white, and various plaque lesions that are higher than mucosal or flat to mucosal. Some are also accompanied by cracks, roughness, ulcers, verrucous hyperplasia and other features. Some people are divided into four degrees according to their degree (see Chinese Journal of Stomatology 10:316, 1964). We co-adjusted