Meta-Analysishigh evidence
Prevalence of unruptured intracranial aneurysms according to comorbidities, risk factors, country, and time period: a systematic review and meta-analysis.
The Lancet. Neurology·October 1, 2026·PMID 42679840
Why it mattersUIA prevalence is rising, and high-risk groups—especially those with connective tissue disorders, ADPKD, or family history—may benefit from more personalized screening strategies. Understanding these risk profiles helps neurologists identify patients who warrant imaging and counseling.

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