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龋齿俗称蛀牙,是口腔常见病、多发病。我们为了探索龋病在山区农村少年儿童中的发病规律,搞好防治工作,对本县山区农村2092名中、小学生进行了龋病调查,结果如下:一、调查对象与方法1.对象龙泉县城南中学、城南区小学、畲田乡小学、青溪乡小学和茶丰乡小学中7～17周岁(按出生年月计算)的所有学生。2.方法视诊:着重于数目、形态、排列位置、有无龋坏及变色等。探诊:确定龋洞的位置、深浅和大小。二、调查标准龋病程度按全国统一调查标准分为五度。第一度(浅龋)病变仅限于牙釉质,检查时
Dental caries, commonly known as tooth decay, is a common oral disease, frequently-occurring disease. In order to explore the incidence of dental caries in rural children in mountainous areas and do a good job in prevention and treatment of caries in 2092 rural primary and secondary school students in our county, the results are as follows: First, the object of investigation and method 1. Object Longquan County South Secondary schools, primary schools in Chengnan District, Shetian Township Primary School, Qingxi Township Primary School and Chaofeng Township Primary School from 7 to 17 years of age (according to the date of birth). 2. Method Visual Inspection: Focus on the number, shape, arrangement position, with or without caries and discoloration. Exploration: Determine the location, depth and size of the cavity. Second, the survey criteria Caries by the national uniform survey standard is divided into five degrees. The first (shallow caries) lesions limited to enamel, check