Unruptured Intracranial Aneurysms: “overall prevalence of UIA was estimated at 3.2% among persons without coexisting medical conditions with an average age of 50 years”

https://www.nejm.org/doi/full/10.1056/NEJMcp2409371?query=WB

Thanks to modern imaging we see the time bombs. I would have guessed it was less common than 3%. Operate for “≥7 mm in diameter and located in the anterior circulation”.