调查8.000名中、小学生中、身高值低于同年龄的同性别组儿童在X—2S以下约占0.63%。50名矮身材学生中的49名作了骨龄检查和发锌测定,29名做了生长激素测定,进行了一般体格检查、第二性征检查,调查出生史、饮食状况、学习成绩。综合评定为家族性矮小者17人,体质性生长发育迟缓者3人,属正常生长范围的晚熟儿童28人,1名属生长发育异常儿童需进一步诊断治疗。家族性矮小者骨龄与实际年龄相差一年左右;体质性生长发育迟缓者骨龄落后超过一年以上,正常晚熟者骨龄相差不超过2年;生长激素测定属正常范围;以学习成绩估计学生智力情况,大多数学生成绩处于中等水平;19名儿童的发锌测定均值为123ppm,约有10名儿童发锌值低于100ppm以下,经用锌治疗后,除2名家族矮小者外,其余身高达X—2S以内。一名17岁家族性矮小者用激素治疗后有性发育出现。 Among the 8.000 middle and primary school students surveyed, the same-sex group of children under the age of X-2S accounted for 0.63%. Forty-nine short stature students were examined for bone age and hair zinc, 29 for growth hormone test, general physical examination, secondary sex check, history of birth, diet, and academic record. Comprehensive assessment for the 17 families with short stature, physical growth retardation were 3 people, is a normal growth area of ​​late-onset children 28, 1 child with growth and development needs further diagnosis and treatment. The difference between the age of skeletal age of constitutional growth retardation and the actual age is about one year. The skeletal age of constitutional growth retardation is more than one year, the difference of skeletal age of normal late-onset people is less than two years. The determination of growth hormone is within the normal range. , Most of the students in the results at a medium level; 19 children hair zinc measured mean of 123ppm, about 10 children hair zinc value below 100ppm, after treatment with zinc, in addition to two short family members, the rest up to X-2S or less. A 17-year-old familial short stature after hormone therapy.