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中脑周围型蛛网膜下腔出血 (ＳＡＨ)的病人中 ,95%为非动脉瘤所致 ,这类病人预后极佳。作者研究旨在揭示ＣＴ血管造影术能否在中脑周围型ＳＡＨ的病人中准确地除外椎基底动脉瘤 ,并取代数字减影血管造影术 (ＤＳＡ)。两位放射科医生对 4 0例后颅窝ＳＡＨ病人ＣＴ平扫判读结果一
95% of patients with mesencephalon-type subarachnoid hemorrhage (SAH) are caused by non-aneurysms, and these patients have excellent prognosis. The authors sought to demonstrate that CT angiography can accurately exclude vertebrobasilar aneurysms in patients with mid SAH and replace digital subtraction angiography (DSA). Two radiologists on 40 cases of posterior fossa of SAH patients CT plain reading interpretation results