PMC9259311_01
Eye movement of the patient demonstrating left abducens nerve palsy. (A) The limitation of abduction in the left eye on day seven. (B) The limitation of abduction improved on day 15.
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A neurological examination revealed limitation of abduction in the left eye without ataxia and hyporeflexia (Fig. 1A).
Gadolinium-enhanced constructive interference in steady-state magnetic resonance imaging. (A) No abnormalities in the abducens nerves (white arrow) or nuclei were noted. (B) No abnormalities in the cavernous sinus and orbital apex were noted.
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Gadolinium-enhanced magnetic resonance imaging did not detect any abnormality in the cranial nerves or nuclei, cavernous sinus, or orbital apex, suggesting that the tests were negative for aneurysm, tumor, and inflammation (Fig. 2).