MRA or CTA, That's the Question
Abstract
A 26-year-old woman developed a painful left pupil–involving oculomotor palsy. Magnetic resonance imaging of the brain and orbits with and without fat suppression and gadolinium and magnetic resonance angiography of the head were normal. A computed tomographic angiogram showed a left 7-mm posterior communicating artery aneurysm. The different neuroimaging modalities used to diagnose intracranial aneurysms are discussed.
Key words: aneurysm, computed tomographic angiography, magnetic resonance angiography, oculomotor palsy
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This work was supported in part by an unrestricted grant from the Research to Prevent Blindness, Inc. NY, NY. The authors reported no proprietary or commercial interest in any product mentioned or concept discussed in this article.
PII: S0039-6257(05)00040-8
doi:10.1016/j.survophthal.2005.04.002
© 2005 Elsevier Inc. All rights reserved.
