所谓“教师的职业性危害”,是指教师在执教环境中受有害因素的影响而损害健康。有关医学专家对执教10年以上的980名大、中专教师进行了职业卫生状况的调查,高血压检出率为11.22％,神经衰弱症为32％,具有呼吸道症状者(如经常咳嗽、痰多喘息等),占10.71％,慢性鼻炎患者4.98％,慢性咽炎为40.82％,上述病理性表现的检出率,均高于非教师的对照组,说明这些病症与教师职业有关系。 对这些教师进行心电图检查时,发现有窦性心动过缓、窦性心动过速、左右束支传导阻滞等异常情况共463人,总检出率为47.24％,明显高于非教师的对照组,说明教师的异常心电图与职业有关。进行胸部X线检查的结果更令人担忧,有肺纹理及肺野改变者共 The so-called “occupational hazards of teachers,” refers to the teachers in the coaching environment by the harmful effects of damage to health. Relevant medical experts conducted surveys on the occupational health status of 980 large and secondary technical secondary school teachers who taught for more than 10 years. The detection rate of hypertension was 11.22% and neurasthenia was 32%. Those with respiratory symptoms (such as frequent cough and sputum More wheezing, etc.), accounting for 10.71%, 4.98% of patients with chronic rhinitis, and 40.82% of patients with chronic pharyngitis. The detection rates of the above pathological findings were higher than those of the non-teacher control group, indicating that these conditions are related to the occupations of teachers. The ECG examination of these teachers found that there were 463 abnormal sinus bradycardia, sinus tachycardia, left and right bundle branch block and other abnormalities, the total detection rate was 47.24%, significantly higher than non-teachers control Group, indicating that the teacher’s abnormal ECG and occupation. Chest X-ray examination of the results even more worrying, there are lung changes in lung and lung field were