慢性汞中毒致神经系统损害的临床观察

The neurological manifestations of chronic mercury poisoning

目的分析慢性汞中毒对患者神经系统损害的表现，以提高对慢性汞中毒的临床认识。方法总结分析2006--2010年首都医科大学宣武医院神经内科收治的8例慢性汞中毒患者的临床资料。结果慢性汞中毒造成的神经系统损害包括周围神经病变以及感觉异常（6／8例）、思维缓慢及精神异常（3／8例）、肢体无力萎缩（3／8例）、震颤（4／8例）、睡眠障碍（3／8例）等。结论慢性汞中毒可以有各种各样的神经系统损害的表现，在临床工作中要注意鉴别。尽早诊治会减少患者痛苦。

Objective To analyze the neurological manifestations of chronic mercury poisoning for the improvement of clinical understanding of this disease. Methods The clinical data of 8 cases diagnosed as chronic mercury poisoning admitted in the department of neurology of Xuanwu hospital during the past 5 years were collected and analysed. Results Neurological manifestations of chronic mercury poisoning involved psychological problems, sleep disorders, ataxia, extremities weakness and atrophy, tremor, peripheral neuropathy and paresthesia. Conclusions There are various kinds of neurological manifestations of chronic mercury poisoning. Identification of these manifestations in clinical practice and early diagnosis are beneficial for the relief of pains in the patients.