Fig 3.

A 44-year-old woman presented with a Hunt and Hess grade 2 subarachnoid hemorrhage. A, Initial precontrast brain CT scan showed subarachnoid hemorrhage. B, Digital subtraction angiography shows a wide-neck right posterior communicating artery aneurysm of approximately 11.3 × 12 mm. C, Immediate posttreatment angiography shows complete occlusion of the aneurysm and normal patency of the anterior choroidal artery. D, Diffusion-weighted MR imaging shows infarction of the posterior limb of the right internal capsule on postoperative day 7.