成都市大邑县不明原因骨关节病(民间称跁子病),是一种严重致畸、致残性疾病,该病在四川省呈地方性流行。病人以髋,膝关节突发剧痛开始,渐及全身中小关节,引起变粗、变形,退行性变。儿童期发病可致矮小畸形。为探索病因,作者以微量元素与发病关系为突破口,开始本项研究。内容及方法一、对象实验组即病区:大邑县安仁乡共和六组及其乡民43户,157人。对照组即邻近无发病区:大邑县安仁乡新河二组及其乡民45户,158人。 Dayi County, Chengdu City, unexplained osteoarthrosis (folk called prickly heat disease), is a serious teratogenic and disabling disease, the disease was endemic in Sichuan Province. Patients with hip, knee pain suddenly began, gradually and the body’s small joints, causing thickening, deformation, degenerative changes. Childhood disease can cause short deformities. In order to explore the cause, the author started the research by taking the relationship between trace elements and pathogenesis as the breakthrough point. Content and methods First, the object Experimental group that is ward: Dayi County, Anren Township Republican six groups and 43 villagers, 157 people. The control group is adjacent to the disease-free zone: Dayi County, Anren Township, two groups of New River and its 45 villagers, 158 people.