1临床资料患者，男性，37岁，商务会计。因皮肤潮红，发热一天，收住入院。入院前一天傍晚，患者家人在室内地板上打碎一只体温表，后患者用手将散落在地板上的小汞珠及体温表碎片，搂入簸箕后倒掉，随即坐于该地板上打牌。3小时后，自觉手痒、臀部痒，发现手掌小鱼际处及手指 1 clinical data patients, men, 37 years old, business accounting. Due to skin flushing, fever a day, admitted to hospital. On the evening before hospitalization, the patient’s family smashed a thermometer on the indoor floor. After the patient hand sharpened small mercury beads and thermometer fragments scattered on the floor, crammed into the dustpan and drained, then sat on the floor playing cards . 3 hours later, consciously itchy, itchy buttocks, palms and fingers