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Delineation of thrombosed intracranial aneurysms (A, Nonenhanced MPRAGE; B, Gadolinium-enhanced MPRAGE) with double-rim (aneurysms 1–7) enhancement patterns. Identical structures are marked in all subfigures as follows: White arrows indicate a double-rim pattern of the aneurysm walls; white asterisks, intraluminal thrombus; black asterisks, aneurysm lumen; double daggers, brain parenchyma.
