Abstract: Objective To study and make a unified quality control standard of X-ray chest fluoroscopy,radiography and diagnose (SQCD-XR) to promote work quality of Large scale epidemiology survey of tuberculosis (TBES) and ensure it completed smoothly.Methods This work was done according to diagnosis Results of X-ray examination of the sample points in this epidemiology survey,by refering "Work handbook of national epidemiology survey of tuberculosis in 2000" and SQCD-XR made in last epidmiology survey of Wuhan city.Results The positive rate of chest fluoroscopy in higher 0.8% and the rate of high quality chest picture is higher 14% than last TBES by operating according to SQCD-XR at all of the 18 points.Conclusion To use unified SQCD-XR ensured the large scale epidemiology survey completed with ligh quality short time and lower cost.

Key words: Tuberculosis,pulmonary/Epidemiology, X-ray diagnose, Quality control