1. A 49-year-old man with abducens nerve palsy from a partially thrombosed PICA aneurysm projecting into the brain stem.
A 49-year-old man with abducens nerve palsy from a partially thrombosed PICA aneurysm projecting into the brain stem. A, Contrast-enhanced T1-weighted MR image at presentation shows a 10-mm aneurysm on the right PICA projecting into the brain stem with intraluminal thrombus. B, Left vertebral angiogram before coiling demonstrates the small aneurysm lumen. C and D, Axial T2-weighted MR image at presentation shows brain stem edema. E and F, One and a half years after selective coiling of the PICA aneurysm, the brain stem edema is resolved. The patient is asymptomatic.
S.P. Ferns et al. AJNR Am J Neuroradiol 2010;31:
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