Ocular Motor Cranial Nerve Palsies — Topic Test
20 questions · exam mode (answers revealed at the end). 18 min suggested.
A 28-year-old woman presents 3 days after an upper respiratory illness with sudden-onset binocular horizontal diplopia worse on right gaze. On examination the right eye fails to abduct beyond the midline, with full adduction and normal pupils. Which cranial nerve is most likely affected?
ASixth (abducens) nerve
BThird (oculomotor) nerve
CSeventh (facial) nerve
DFourth (trochlear) nerve