正己烷是一种常见的有机溶剂,在电子器件清洗、印刷、黏胶、制鞋、家具和运动器材等行业中被广泛使用。劳动者在制造、应用和储存等职业活动中长期接触正己烷,可发生以周围神经损害为主的职业性慢性正己烷中毒(以下简称“慢性正己烷中毒”)。该病多为群体性发病,起病隐匿且进展缓慢,临床表现主要为以四肢远端为重的双侧对称性感觉异常或运动障碍;神经-肌电图检 Hexane is a common organic solvent and is widely used in electronics cleaning, printing, adhesives, footwear, furniture and sports equipment. Occupational chronic n-hexane poisoning (hereinafter referred to as “chronic n-hexane poisoning”) may occur due to peripheral nerve damage in the long-term exposure of n-hexane to occupational activities such as manufacture, application and storage. The disease is mostly group disease, occult onset and slow progress, the clinical manifestations mainly to the distal limbs as the most important bilateral symmetrical sensory abnormalities or dyskinesia; neuro-EMG