Author: Erik Verzemnieks, M.D.
-Common causes of nystagmus: Congenital disorders, CNS diseases (MS, CVA), Intoxication
-Drugs associated (ETOH, Ketamine, PCP, SSRI, MDMA, Lithium, Phenytoin, Barbiturates)
-If a patient has nystagmus and is intoxicated, consider other drugs and etiologies as potential sources
Alpert JN. (1978). Downbeat nystagmus due to anticonvulsant toxicity. ?Annals of
Rosenberg, ML. (1987) Reversible downbeat nystagmus secondary to excessive
alcohol intake. ?Journal of Clinical Neuroophthalmology?. 7(1):23-5.
Weiner AL, Vieira L, McKay CA, Bayer MJ. (2000). Ketamine abusers presenting to the emergency department: a case series. ?Journal of Emergency Medicine.? 18(4):447-51.