Difference between revisions of "Abducens nerve palsy"

(Disposition)
(Background)
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==Background==
 
==Background==
  
Palsy of the abducens nerve, CN VI, is the most common ocular nerve palsy.  The abducens nerve innervates the ipsilateral lateral rectus muscle, controlling eye abduction. A palsy results in an esotropia of the affected eye due to the unopposed action of the medial rectus muscle.
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* Most common ocular nerve palsy
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* Innervates the ipsilateral lateral rectus muscle controlling eye abduction
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* Esotropia of the affected eye due to the unopposed action of the medial rectus muscle.
  
 
==Clinical Features==
 
==Clinical Features==

Revision as of 08:45, 28 August 2015

Background

  • Most common ocular nerve palsy
  • Innervates the ipsilateral lateral rectus muscle controlling eye abduction
  • Esotropia of the affected eye due to the unopposed action of the medial rectus muscle.

Clinical Features

Patients with a CN VI palsy frequently present with diplopia and esotropia. They may have a head turn to help correct their diplopia.

Differential Diagnosis

Management

  • CBC
  • BMP
  • Accucheck
  • CT/MRI Brain
  • ESR
  • Lyme Titer
  • RPR

Disposition

Dispo appropriate to etiology, consult either Neuro or Ophtho.

See Also

External Links

References