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本文对191例口腔粘膜痣作下例统计分析:(1)组织学类型:粘膜内痣105例(55％),普通蓝痣61例(32％),混合痣12例(6％),交界痣10例(5％),联合痣3例(2％)。(2)发生部位:硬腭78例(41％),颊粘膜38例(20％),唇红缘24例(12.5％),牙龈22例(11.5),唇粘膜、磨牙后垫、软腭较少。在舌粘膜上仅见1例。普通蓝痣69％发生在硬腭,唇红缘及唇粘膜各占11.5％,其它部位较少。粘膜内痣主要发生在颊粘膜,硬腭居第二位占23％,牙龈占17％,唇红缘占14.5％。(3)性别:男77例,女114例,男女之比为
In this paper, 191 cases of oral mucosal nevus for the following statistical analysis: (1) histological types: 105 cases of mucosal nevi (55%), 61 cases of common blue nevi (32%), mixed nevus in 12 cases Necula in 10 cases (5%), combined nevus in 3 cases (2%). (2) Occurrence sites: 78 cases (41%) of the hard palate, 38 cases (20%) of the buccal mucosa, 24 cases of lip red edge (12.5%), 22 cases of gums (11.5), lip mucosa, . Only one case was seen on the tongue mucosa. 69% of common blue mole occurred in the hard palate, lip red lip and lip mucosa accounted for 11.5%, other parts less. Mucosal nevus occurs mainly in the buccal mucosa, the second highest in the hard palate accounted for 23%, gums accounted for 17%, lip red edge accounted for 14.5%. (3) Gender: 77 males and 114 females, the ratio of male to female