Association of Statin Use With the Risk of Subarachnoid Hemorrhage in Medicare Patients With Unruptured Cerebral Aneurysms

Stroke
Kimon Bekelis, Jeremy Smith, Weiping Zhou, David Roberts, Jonathan Skinner, and Nancy Morden

Animal studies have demonstrated that statins decrease cerebral aneurysm progression and the risk of subarachnoid hemorrhage (SAH). A protective effect has also been observed in human studies of abdominal aortic aneurysms. We investigated the association between statin use and SAH in Medicare beneficiaries.