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(A) Sagittal T 1 sequence magnetic resonance image of the head of a…
Figure 1:
(A) Sagittal T1 sequence magnetic resonance image of the head of a 45-year-old man, showing a large midline aneurysm compressing the thalamic and hypothalamic structures, as well as the superior anterior aspect of the brainstem. (B) Conventional cerebral angiogram showing a giant partially thrombosed aneurysm originating from the bifurcation of the right internal carotid artery.