title: Congenital nystagmus.
mesh_terms: D001933:Brain Stem / Q000503:physiopathology; D003290:Convergence, Ocular; D005403:Fixation, Ocular; D006801:Humans; D009759:Nystagmus, Pathologic / Q000151:congenital* / Q000503:physiopathology / Q000628:therapy