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Change in vessel diameter of afferent and efferent vessel pre- and posttreatment, n = 18 for the presenting group and n = 30 for the poststenting group (graphs shows mean ± SEM) (A). DSA-angiography of a 43-year old patient with MCA aneurysm showing an increase in diameter especially of the efferent vessel 11 months after SACE (B).
