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"Pseudoocclusion"of the Internal Carotid Artery:A Pitfall on Intracranial MRA J Comput Assist Tomogr 21:831-833, Okamoto,K.,et al, 1997 See this aricle in Pubmed Article Abstract We report a case showing"pseudoocclusion"of the internal carotid artery as a pitfall on intracranial MRA.Pseudoocclusion was attributed to magnetic susceptibility artifacts with metallic substances located proximal to a slab.The same finding could be reproduced on experimental MRA with a small steel coil applied on the anterior neck of a volunteer at the level of the carotid bifurcation.

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(click to filter results - removes previous filter) carotid artery occlusion,intracranial carotid artery pseudoocclusion internal carotid artery MRI MRI,abnormal MRI,angiography MRI,angiography,false positive MRI,artifacts

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