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51-year-old woman with SAH.
A, Preoperative CTA, anteroposterior view, shows a left MCA aneurysm (arrow).
B, Postoperative CTA shows the clipped aneurysm and narrowing of the first segments of the left ipsilateral anterior (curved arrow) and middle cerebral (straight arrow) arteries.
C, DSA, anteroposterior view, verifies vasospasm of the left anterior and middle cerebral arteries ipsilateral to the aneurysmal rupture (arrows).
