Table 1.

Conditions associated with Opsoclonus-myoclonus syndrome and ocular flutter

Idiopathic (Isolated OF)	Demyelination
Paraneoplastic	Multiple sclerosis
Lung	MOG antibody-associated demyelination (MOGAD)[1]
Breast
Neuroblastoma	Metabolic
Autoimmune	Hyperosmolar nonketotic coma
NMDA
GAD 65	Toxic
Ganglioside anti-GQ1b antibodies	Serotonin syndrome[2]
	Cocaine
Ganglioside anti-GM2 antibodies	Cyclosporin A (CsA) therapy[3]
Para/post-infectious	Toluene
COVID-19	Phenytoin
HIV infection	Venlafaxine
	Amphetamine use
M.pneumonia
Cytomegalovirus	PCP (Phencyclidine)
Scrub typhus	Miscellaneous
	Cerebral venous thrombosis.[4]
	Traumatic brain injury[5]
Human herpesvirus 6
Hepatitis C
Epstein-Barr virus
West Nile virus	Genetic causes; mutation in the potassium channel-related gene, KCTD7.[6]
Lyme disease
Psittacosis
Salmonella
St Louis encephalitis
Rickettsia conorii.