AJDRAJNR - American Journal of Neuroradiology

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A Rare Case of a Ruptured Middle Meningeal Aneurysm Causing Intracerebral Hematoma in a Patient with Moyamoya Disease

Christopher J. Koebbea and Michael B. Horowitza

a From the Department of Neurological Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA



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FIG 1. CT scan, showing left occipito-parietal hematoma with intraventricular hemorrhage.



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FIG 2. A and B, Left common carotid artery lateral and AP arteriogram, demonstrating a 3-mm aneurysm arising near collateral branches of the MMA and OA.

C, Superselective arteriogram of the MMA, demonstrating supply to the aneurysm

D, Superselective arteriogram of the OA, demonstrating supply to the aneurysm.

E, Left external carotid arteriogram, lateral view, demonstrating coil deposition in the MMA and OA with delayed aneurysm filling from a small external carotid artery branch unable to be catheterized.

F, Two-month follow-up left external carotid arteriogram, showing complete obliteration of the aneurysm.