Upbeat nystagmus

Evidence-based neurology checklist on upbeat nystagmus: Pathogenesis This is usually caused by damage to the brainstem vestibulo-ocular pathways The lesions are usually in the middle or superior cerebellar peduncles Causes Clinical features Associated features Treatment

Pathogenesis

  • This is usually caused by damage to the brainstem vestibulo-ocular pathways
  • The lesions are usually in the middle or superior cerebellar peduncles

Causes

Clinical features

Associated features

Treatment

References

  1. Kim JS, Yoon B, Choi KD, Oh SY, Park SH, Kim BK. Upbeat nystagmus: clinicoanatomical correlations in 15 patients. J Clin Neurol 2006; 2:58-65.
  2. Serra A, Leigh RJ. Diagnostic value of nystagmus: spontaneous and induced ocular oscillations. JNNP 2002; 73:615–618.
  3. Munro NA, Gaymard B, Rivaud S, Majdalani A, Pierrot-Deseilligny C. Upbeat nystagmus in a patient with a small medullary infarct. JNNP 1993; 56:1126-1128.
  4. Lee SC, Lee SH, Lee KY, Lee YJ, Koh SH. Transient upbeat nystagmus due to unilateral focal pontine infarction. J Clin Neurosci 2009; 16:563-565.
  5. Hirose G, Ogasawara T, Shirakawa T, et al. Primary position upbeat nystagmus due to unilateral medial medullary infarction. Ann Neurol 1998; 43:403-406.
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