Latent nystagmus in identical twins.
D001927:Brain Diseases / Q000150:complications; D002675:Child, Preschool; D004200:Diseases in Twins; D005334:Fever / Q000150:complications; D006801:Humans; D008297:Male; D009759:Nystagmus, Pathologic / Q000209:etiology / Q000235:genetics*; D012640:Seizures; D014795:Visual Pathways