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AJNR - American Journal of Neuroradiology

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Angiographic Documentation of a Persistent Otic Artery

Aman B. Patel^a,b, Chirag D. Gandhi^a and Joshua B. Bederson^a

^a Department of Neurosurgery, the Mount Sinai School of Medicine, New York, New York
^b Department of Radiology, the Mount Sinai School of Medicine, New York, New York

View larger version (68K): [in a new window]   FIG 1. Left carotid artery angiograms demonstrate the persistent otic artery (a), the basilar artery (b), the fetal posterior cerebral artery (PCA) (c), the ACoA aneurysm (d), and the PCoA aneurysm (e). A, Lateral image. B, Oblique image.

View larger version (61K): [in a new window]   FIG 2. Left vertebral artery angiograms demonstrate the persistent otic artery (a) and the left internal carotid artery (b). In addition, note the smaller size of the basilar artery proximal to the otic artery (c). A, Anteroposterior image. B, Lateral image.

View larger version (71K): [in a new window]   FIG 3. Three-dimensional rotational angiographic reconstructions of the left carotid artery demonstrate the persistent otic artery (a), the left petrous internal carotid artery (b), and the basilar artery (c). In addition, note the ACoA and PCoA aneurysms (arrows). A, Anteroposterior image. B, Lateral image.