Read the finding
Neurology · Pattern recognition
Cranial nerve lesion
7 findings. Cover the answers and work down the list — then flip it and predict the finding from the diagnosis.
Vertical diplopia worse going downstairs/reading, with a compensatory head tiltCN IV (trochlear)
Horizontal diplopia, failure to abduct the eye — a false-localising sign in raised ICPCN VI (abducens)
Tongue deviates TOWARD the lesion, with wasting and fasciculationCN XII (hypoglossal)
Uvula deviates AWAY from the lesion, hoarse voice and dysphagiaCN X (vagus)
Absent corneal reflex (afferent limb) and facial sensory lossCN V (trigeminal)
Whole-side facial weakness INCLUDING the forehead, ± hyperacusisCN VII (facial, LMN)
Unilateral sensorineural hearing loss with tinnitus and vertigoCN VIII (vestibulocochlear)