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目的探讨自发性蛛网膜下腔出血的原因及对策。方法对62例DSA造影阴性患者进行回顾性分析。结果62例患者有18例再次行DSA造影,5例行CTA复查,4例行MRA检查;共发现动脉瘤5例,微小血管畸形1例。结论自发性蛛网膜下腔出血全脑血管造影阴性有动脉瘤或其他病变的可能,必要时应行重复造影。
Objective To investigate the causes and countermeasures of spontaneous subarachnoid hemorrhage. Methods 62 cases of DSA negative patients were retrospectively analyzed. Results In 62 patients, DSA angiography was performed in 18 cases, CTA in 5 cases and MRA in 4 cases. Aneurysm was found in 5 cases and microvascular malformation in 1 case. Conclusions Spontaneous subarachnoid hemorrhage cerebrovascular angiography negative aneurysm or other lesions may be possible if necessary, repeat the contrast.