作者报告两例先天性无痛综合征。他们手生后全身缺乏痛觉,而其他感觉,特别是温热觉正常。他们能精确区别冷热。神经病理学检查没能发现中枢神经系统或外围神经系统有何异常。用吗啡特异拮抗剂钠洛酮给这样的病人注射可增强痛诱发电位,而对 The authors report two cases of congenital painless syndrome. They have no pain in their whole body after they have their hands and feet, while other feelings, especially those with mild fever, are normal. They can distinguish hot and cold precisely. Neuropathology did not reveal any abnormalities in the central nervous system or peripheral nervous system. The use of morphine-specific antagonist sodium spontaneous injection of such patients can increase pain evoked potential, and