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.
目的探讨腰椎穿刺脑脊液置换治疗蛛网膜下腔出血的临床效果。
Objective To explore the clinical effects of lumbar puncture for replacement of cerebrospinal fluid used for patients with SAH.
当怀疑脊髓硬膜外脓肿时，腰椎穿刺术是相对的禁忌症，因为病原体可能会被引入到蛛网膜下腔。
A lumbar puncture is a relative contraindication if a spinal epidural abscess is suspected, because infectious agents may be introduced into the subarachnoid space.
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