title: [Benign paroxysmal nystagmus and directional preponderance syndrome].
mesh_terms: D007839:Functional Laterality; D009759:Nystagmus, Pathologic; D011187:Posture; D013577:Syndrome
vernacular_title: Nystagmus paroxystique bénin et syndrome de prépondérance directionnelle du nystagmus.