Abducens nerve palsy
Updates to Article Attributes
Body
was changed:
Cranial nerve VI, also known as the abducens nerve, innervates the ipsilateral lateral rectus muscle, which functions to abduct the ipsilateral eye.
The abducens nerve has the longest subarachnoid course of all the cranial nerves.
Clinical Presentation
- diplopia
- esotropia
EtiologiesAetiology
- Increased ICP can result in downward displacement of the brainstem, causing stretching of the sixth nerve secondary to its location withinDorello's canal
- Any subarachnoid abnormality including haemorrhage, infection, and tumour, including cavernous sinus mass
- Infectious and inflammatory etiologies (eg, postviral, demyelinating, diabetes)
- Neoplasm of the pons
- Trauma
-</ul><h4> Etiologies</h4><ol>-<li>Increased ICP can result in downward displacement of the brainstem, causing stretching of the sixth nerve secondary to its location within <a href="/articles/dorello-canal">Dorello's canal</a>- +</ul><h4>Aetiology</h4><ol>
- +<li>Increased ICP can result in downward displacement of the brainstem, causing stretching of the sixth nerve secondary to its location within <a href="/articles/dorello-canal">Dorello's canal</a>
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