1病例介绍患者,男,53岁,南京某照明有限公司工人,因头昏、乏力、记忆力减退18年入院。该患工作中累计接触汞蒸气30年。患者为排汽工,接触汞蒸气,每天工作8 h,车间面积1000 m2,有数扇窗,有机械排风口;工艺流程:洗涂烤→封口→排气→装头→老炼→检验;有工作服、手套、围巾,同工种有类似发病者。患者曾4次住本院行驱汞治疗,既往无药物过敏史,每次均经驱汞治疗症状好转后出院。患者有头 1 case description The patient, male, 53 years old, a lighting company in Nanjing workers, due to dizziness, fatigue, memory loss 18 years admitted. The cumulative exposure to mercury vapor in the work of 30 years. Patients for the exhaust, contact mercury vapor, work 8 h per day, the workshop area of ​​1000 m2, a few windows, mechanical vents; A work clothes, gloves, scarves, workers with similar incidence of those who work. The patient had lived in our hospital for 4 times to drive the mercury treatment. In the past, there was no history of drug allergy, and each time after being treated with mercuric chloride, the symptoms were improved and discharged. Patient has head