Fig. 1From: Artery of Percheron infarction presenting as nuclear third nerve palsy and transient loss of consciousness: a case reportEye movements demonstrating right eye nuclear third nerve palsy. a Neutral position of eyes showing bilateral partial ptosis (right > left) and outward and downward deviation of the right eye due to third nerve palsy. b Attempted vertical gaze; vertical gaze palsy is apparent. c Right gaze; right eye abduction and left eye adduction is preserved. d Left gaze; right eye adduction is impaired whereas left eye abduction is preservedBack to article page