Fig. 2From: Supraclinoid internal carotid artery blister-like aneurysms: hypothesized pathogenesis and microsurgical clipping outcomesCase 5. a, b Preoperative angiography demonstrated a tapered BLA and its rapid growth into saccular configuration (white arrow). c This anteriorly projecting aneurysm was tightly adhered to the frontal lobe. d The aneurysm was composed of a thickened false membrane (arrowhead) and a much thinner true wall (arrow). e Postoperative CTA showed complete obliteration of the aneurysmBack to article page