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本文通过对337名二硫化碳(CS_2)接触工人及332名非接触者的一般医学及神经与心血管功能检查,探索低浓度CS_2对工人神经与心血管系统的影响,并评价我国现行CS_2最高容许浓度(10mg/m~3)的安全性。结果提示,在接触10mg/m~3CS_2的工人中神经衰弱、脑电图异常、神经传导速度减慢以及皮肤感觉障碍显著多于对照组。在某些接触积分组还见有舒张压及血浆胆固醇增高。结合以往研究,提示低浓度CS_2对神经系统功能的影响先于心血管系统,10mg/m~3可认为是神经系统功能性改变的阈作用浓度,现行CS_2卫生标准值,似可在条件许可时,考虑适当降低。
In this paper, the general medical and neurological and cardiovascular function tests of 337 CS2 exposed workers and 332 non-contact workers were explored to explore the effects of low concentration CS_2 on the workers’ nerves and cardiovascular system. The current CS_2 maximum allowable concentration (10mg / m ~ 3) safety. The results suggest that neurasthenia, abnormal EEG, slowed nerve conduction velocity and skin sensory disturbance in workers exposed to 10mg / m ~ 3CS_2 are significantly more than those in the control group. Diastolic blood pressure and plasma cholesterol were also seen in some exposure groups. Combined with previous studies, suggesting that low concentrations of CS_2 on the nervous system function prior to the cardiovascular system, 10mg / m ~ 3 can be considered as the threshold of functional changes in the nervous system concentration, the current standard of CS2 health standards, , Consider appropriate to reduce.