头发是微量元素的排泄器官之一,其含量能反映个人较长时间内元素的累积状况及体内水平。为了解接触x线工作人员头发中微量元素含量变化及其与工龄关系,我们对深圳市接触和不接触X线医务人员进行了头发中7种微量元素测定。1 对象和方法1.1 调查对象X线组为深圳市8所医院从事X线诊断、透视的医务工作人员,共44人,年龄为21～58岁,从事X线工作1～33年。对??照组为相应年龄、性别,在深圳工作的时间与X线工作人员相近、身体健康的非放射性医务工作人员共43人。 Hair is one of the excretion of trace elements, its content can reflect the individual’s accumulation of elements in a long period of time and in vivo levels. In order to understand the changes of the content of trace elements in the hair of workers exposed to x-ray and their relationship with seniority, we conducted the determination of seven trace elements in the hair of the contact and non-contact X-ray medical personnel in Shenzhen. 1 Subjects and Methods 1.1 Survey X-ray group of 8 hospitals in Shenzhen X-ray diagnosis, perspective of medical staff, a total of 44 people, aged 21 to 58 years old, engaged in X-ray work for 1 to 33 years. For the corresponding group of the age, sex, working time in Shenzhen and X-ray staff close to the health of non-radioactive medical staff a total of 43 people.