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Lifelong De Novo Aneurysm Risk After Aneurysmal Subarachnoid Hemorrhage in Young Survivors.
JAMA neurology·August 24, 2026·PMID 42636016
Why it mattersYoung aSAH survivors face a substantial, lifelong risk of new aneurysm formation that does not plateau, challenging current follow-up practices. The identification of modifiable risk factors, particularly smoking, provides actionable targets for prevention, and the absence of ruptures under surveillance supports the value of long-term imaging follow-up.
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