Some information about the Thai Samut Prakan Medical 60Co Source Radiation Accident （TSPMCSRA） in 2000 is introduced in this paper. For instance, the accident background, accident process, radio-pathological condsideration, findings, conclusion, experience and lessons to be learned. The practice of TSPMCSRA shows the main cause of accidents includes that the medical equip- ment supplier agent hasn＇t obtained the administrative license to receive disused radioactive source, and to relocated and store its radiation sources to storage without a...
