朝阳市位于辽宁西部、地处山区,经济、文化、人口素质较发达地区落后。出生缺陷的发生有其局部特点。为了解我市出生缺陷发生的种类、相关因素,提出适合朝阳市的干预措施。现将朝阳市2004~2007年出生缺陷监测结果分析如下。1对象与方法1·1监测对象2004~2007年朝阳市5县2区的城 Chaoyang City, located in the western part of Liaoning Province, is located in the mountainous area, with economically, culturally and demographically well-developed areas lagging behind. The birth defects have their own local characteristics. In order to understand the occurrence of birth defects in our city, the relevant factors, proposed for intervention in Chaoyang City. Now Chaoyang City, 2004 ~ 2007 birth defects monitoring results are as follows. 1 objects and methods 1.1 The monitoring object from 2004 to 2007 Chaoyang City, 5 counties and 2 districts of the city