报道1例镰状血红蛋白病并有蛛网膜下腔出血的患者,其磁共振血管造影(MRA)显示为脑动脉瘤。患者,女,22岁,患镰状细胞性贫血接受输血治疗5年以上,15个月前曾因并发血管闭塞入院。红细胞压积25%～35%,镰状血红蛋白(Hbs)低于35%。本次入院前1月突发剧烈额部头痛、畏光、发热、颈项强直和呕吐。查体:颈强直,克氏征阳性。余 A patient with sickle hemoglobinopathy and subarachnoid hemorrhage was reported and his magnetic resonance angiography (MRA) showed a cerebral aneurysm. The patient, female, 22 years old, suffered from sickle cell anemia and received blood transfusion for more than 5 years. He was hospitalized with a vascular occlusion 15 months earlier. Hematocrit is 25% to 35%, and sickle hemoglobin (Hbs) is less than 35%. In this January, she had severe headache, photophobia, fever, stiff neck and vomiting. Physical examination: neck stiffness, positive Klinefelt sign. Yu