Trochlear nerve palsy: causes

Evidence-based neurology checklist on trochlear nerve palsy: causes: Anatomy of the trochlear nerve It supplies the contralateral superior oblique muscle This intorts and depresses the eye Nuclear lesions impair the contralateral superior oblique muscle Neurological causes Vascular causes…

Anatomy of the trochlear nerve

  • It supplies the contralateral superior oblique muscle
  • This intorts and depresses the eye
  • Nuclear lesions impair the contralateral superior oblique muscle

Neurological causes

Vascular causes

Neoplastic causes

Infective causes

Iatrogenic causes

Synonyms

References

  1. Gold DR, Shin RK, Galetta S. Pearls and oy-sters: central fourth nerve palsies. Neurology 2012; 79:e193-e196.
  2. Jacobson DM, Moster ML, Eggenberger ER, Galetta SL, Liu GT. Isolated trochlear nerve palsy in patients with multiple sclerosis. Neurology 1999; 53:877-879.
  3. Halpern JI, Gordon WH Jr. Trochlear nerve palsy as a false localizing sign. Ann Ophthalmol 1981; 13:53-56.
  4. Speer C, Pearlman J, Phillips PH, Cooney M, Repka MX. Fourth cranial nerve palsy in pediatric patients with pseudotumor cerebri. Am J Ophthalmol 1999; 127:236-237.
  5. Yoon KJ, Lee EH, Kim SH, Noh MS. Occurrence of trochlear nerve palsy after epiduroscopic laser discectomy and neural decompression. Korean J Pain 2013; 26:199-202. 
  6. And 44 more. Subscribe to see the full list

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