自发性蛛网膜下腔出血多是由于颅内动脉瘤破裂引起。
Spontanous subarachnoid hemorrhage (SAH) mostly arises from rupture and bleeding of intracranial aneurysms.
目的：分析以舞蹈症状为主要表现的自发性蛛网膜下腔出血患者的临床特点。
Objective: To explore the clinical manifestation of spontaneous subarachnoid hemorrhage presenting prominently with generalized choreiform movements.
方法分析80例诊断为自发性蛛网膜下腔出血的临床表现、腰穿及CT检查。
Methods Clinical data and lumbar puncture and ct of 80 patients with primary SAH were analysed.
目的探讨数字减影血管造影术(DSA)对自发性蛛网膜下腔出血(SAH)病因诊断的价值。
Objective To explore the value of the digital subtraction angiography (DSA) in etiological diagnosis of the subarachnoid hemorrhage (SAH).
目的探讨自发性蛛网膜下腔出血（SAH）术后再出血的危险因素，从而提出相应的护理对策。
Objective To explore the risk factors of recurrent hemorrhage after the operation of spontaneous subarachnoid hemorrhage (SAH) so as to raise the corresponding nursing countermeasures.
目的探讨椎管引流术治疗外伤性和自发性蛛网膜下腔出血（SAH）的可行性、适应证及禁忌症。
Objective To explore the feasibility, indication and contraindication of vertebral draining in treating spontaneous subarachnoid hemorrhage(SAH).
目的探讨虚拟平扫技术在头部扫描应用的可行性，及对评价自发性蛛网膜下腔出血的应用价值。
Objective To investigate the feasibility of virtual non-enhanced images in evaluating the spontaneous subarachnoid hemorrhage (SAH) by dual-energy computed tomography angiography.
材料与方法：分析经腰椎穿刺证实的自发性蛛网膜下腔出血45例以及外伤性蛛网下腔出血105例的CT征象。
Materials and Methods: The ct characteristics of spontaneous subarachnoid hemorrhage in 105 cases and traumatic subarachnoid hemorrhage in 45 cases were analyzed respectively.
结论颅内动脉瘤为自发性蛛网膜下腔出血的最常见原因，全脑血管数字减影造影是SAH病因诊断最有效的方法。
Conclusion the cerebral aneurysm is the most common cause for SAH, and the effective diagnostic method of SAH is cerebral angiography.
结论颅内动脉瘤为自发性蛛网膜下腔出血的最常见原因，全脑血管数字减影造影是SAH病因诊断最有效的方法。
Conclusion the cerebral aneurysm is the most common cause for SAH, and the effective diagnostic method of SAH is cerebral angiography.
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