蛛网膜下腔出血(SAH)是临床较常见的疾病,以突发头痛、呕吐、脑膜刺激征为其典型临床表现,并可伴有相应部位神经损害症状、体征,重者可以死亡,因此,及时正确地诊断、治疗相当重要。现总结唐山市人民医院神经内科1995—2005年收治的252例SAH患者中首诊误诊的43例病例的临床资料, Subarachnoid hemorrhage (SAH) is a more common clinical disease, with sudden headache, vomiting, meningeal irritation as its typical clinical manifestations, and may be accompanied by the corresponding parts of the nerve damage symptoms and signs, severe cases can die, therefore, Timely and correct diagnosis, treatment is very important. Are summarized in the Department of Neurology, Tangshan People’s Hospital, 1995-2005 admitted 252 cases of SAH patients first diagnosis of misdiagnosed 43 cases of clinical data,