Stephen Turner | King’s College Hospital, London Paul Riordan-Eva | King's College Hospital, London Steve Connor | King\'s College Hospital, London Michael Samuel | William Harvey Hospital
The differential diagnosis of monocular oscillopsia or the sign of unilateral nystagmus includes the dissociated nystagmus of internuclear ophthalmoplegia (horizontal monocular), superior oblique myokymia (SOM), spasmus nutans (vertical monocular), and unilateral amblyopia or optic neuropathy (vertical or horizontal).