二氧化二砷致四肢感觉异常功能受限１例报告患者臧××，男，３９岁，工人。因右侧上后牙疼痛３天，于１９９３年２月４日下午来我院口腔科就诊，查７远中邻面深龋，穿髓探（＋＋），叩（－），诊断为牙髓炎，常规２％普鲁卡因局麻厂开髓，封三氧化二砷约粟粒大小，氧化锌... Arsenic dioxide induced limbs abnormalities were limited 1 case reported patients Zang × ×, male, 39 years old, workers. Due to pain on the right side of the back teeth for 3 days, on the afternoon of February 4, 1993 to our hospital stomatology clinic, check the 7 near the deep caries, through medullary exploration (++), knocking (-), the diagnosis of pulp Inflammation, conventional 2% procaine local anesthesia open pulp, sealed arsenic trioxide about miliary size, zinc oxide ...