title: Downbeat nystagmus and pathology at cervicomedullary junction.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008526:Medulla Oblongata / Q000473:pathology; D009759:Nystagmus, Pathologic / Q000473:pathology*; D013116:Spinal Cord / Q000473:pathology