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AJNR - American Journal of Neuroradiology

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Rare Intracanalicular Ophthalmic Aneurysm: Endovascular Treatment and Review of the Literature

Stacey L. Piché^a, Charles S. Haw^a, Gary J. Redekop^a and Manraj K. S. Heran^a

^a Department of Radiology, Division of Neuroradiology, Vancouver Hospital and Health Sciences Center, Vancouver, BC, Canada

View larger version (126K): [in a new window]   FIG 1. MR imaging with gadolinium shows linear enhancement in the region of the intracanalicular left optic nerve.

View larger version (53K): [in a new window]   FIG 2. A,B, CT angiograms show enhancement within the left optic canal, appearing contiguous with the ophthalmic artery.

View larger version (101K): [in a new window]   FIG 3. Cerebral angiogram reveals fusiform aneurysm of intracanalicular left ophthalmic artery. Origin of aneurysm is at or near the origin of the ophthalmic artery from the left internal carotid artery; the distal ophthalmic artery is normal.

View larger version (121K): [in a new window]   FIG 4. Excelsior SL10 microcatheter (Boston Scientific, Natick, MA) was placed coaxially over the Transend 0.014 microwire (Boston Scientific) into the proximal left ophthalmic artery, just proximal to an abrupt angulation.

View larger version (143K): [in a new window]   FIG 5. Proximal ophthalmic artery was occluded with a GDC UltraSoft 2 x 4 mm coil (Boston Scientific) with effective occlusion of the ophthalmic artery at its origin from the internal carotid artery.