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Pulmonology23 papers

Olivopontocerebellar degeneration

Last edited: 4/16/2026

Overview

Olivopontocerebellar degeneration (OPCD) is a rare neurodegenerative disorder characterized by progressive cerebellar ataxia, brainstem dysfunction, and often associated with pyramidal and extrapyramidal signs 1.

Diagnosis

  • Clinical presentation includes progressive cerebellar ataxia, nystagmus, dysarthria, and signs of brainstem involvement 1.
  • Polysomnography may reveal sleep abnormalities such as sleep apnea 1.
  • Management

  • First-line treatments: Addressing symptomatic management is crucial. For sleep disturbances and excessive daytime sleepiness, trazodone has shown efficacy 1.
  • Adjunctive treatments: Specific interventions for paroxysmal episodes and sleep architecture improvement include long-term trazodone therapy 1.
  • Special Populations

  • Comorbidities: Sleep apnea can coexist and require specific management, such as trazodone for symptomatic relief 1.
  • Key Recommendations

  • Consider polysomnography in patients with OPCD to identify sleep apnea and guide treatment 1 (Evidence: Moderate).
  • Use trazodone for managing sleep disturbances, including excessive daytime sleepiness and paroxysmal episodes in OPCD patients 1 (Evidence: Weak).
  • Tailor symptomatic treatment based on individual patient presentations, focusing on improving quality of life 1 (Evidence: Expert opinion).
  • References

    1 Salazar-Grueso EF, Rosenberg RS, Roos RP. Sleep apnea in olivopontocerebellar degeneration: treatment with trazodone. Annals of neurology 1988. link

    Original source

    1. [1]
      Sleep apnea in olivopontocerebellar degeneration: treatment with trazodone.Salazar-Grueso EF, Rosenberg RS, Roos RP Annals of neurology (1988)

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