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AJNR - American Journal of Neuroradiology

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Symptomatic Stenosis of the Cavernous Portion of the Internal Carotid Artery due to an Irresectable Medial Sphenoid Wing Meningioma: Treatment By Endovascular Stent Placement

S. Heye^a, G. Maleux^a, J. Van Loon^b and G. Wilms^a

^a Department of Radiology, University Hospital Gasthuisberg, Leuven, Belgium
^b Department of Neurosurgery, University Hospital Gasthuisberg, Leuven, Belgium

View larger version (118K): [in a new window]   Fig 1. A, Axial diffusion-weighted image shows hyperintense zones in the right posterior watershed area compatible with recent infarction. B, Axial contrast-enhanced T1-weighted image demonstrates clearly the enhancing mass at the posterolateral wall of the right sphenoid sinus and cavernous sinus, with extension into the superior orbital fissure and orbital apex.

View larger version (51K): [in a new window]   Fig 2. A, Right carotid angiogram shows a high-grade stenosis of the cavernous portion of the right internal carotid artery. B and C, Control angiograms obtained after the procedure show good position of the stent with good re-expansion of the stenosis.

View larger version (70K): [in a new window]   Fig 3. CT scans with (A) sagittal and (B) curved multiplanar reconstruction demonstrate good patency of the stent in the cavernous portion of the right internal carotid artery without any neointimal hyperplasia.