2009年7月,某女,因“身体疼痛以及脱发”,在本市多家医院就诊,病因不明,遂赴北京307医院诊治,确诊为“铊中毒”,经治疗,症状缓解。此后,其亲属8人也先后被诊断为“铊中毒”。9例中毒者中,女性6人,男性3人;年龄最小者9岁,最大41岁。1病例介绍病例1:女性,39岁,主因“双下肢疼痛伴 July 2009, a woman, because of “body ache and hair loss,” a number of hospitals in the city for treatment, the cause unknown, then went to Beijing 307 Hospital for diagnosis and treatment, diagnosed as “thallium poisoning”, after treatment, the symptoms ease. Since then, eight of his relatives have also been diagnosed as “thallium poisoning.” Of the 9 cases of poisoning, 6 were women and 3 were males. The youngest were 9 years old and the oldest was 41 years old. Case Description Case 1: Female, 39 years old, mainly due to "both lower extremity pain