Conclusion and Relevance
aneurysmal subarachnoid hemorrhage, infarction
SECONDARY, INFARCTION
In this trial, prophylactic lumbar drainage after aneurysmal subarachnoid hemorrhage lessened the burden of secondary infarction and decreased the rate of unfavorable outcome at 6 months. These findings support the use of lumbar drains after aneurysmal subarachnoid hemorrhage.