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Pathology
Damage to abducens nerve – Affecting lateral rectus muscle
Aetiology
Demyelination, raised intracranial pressure, vasculitis, diabetes, trauma, brainstem
infarct, multiple sclerosis
Signs
Eye unable to abduct beyond midline
Symptoms
Horizontal diplopia
Investigations
Bloods: FBC, fasting glucose, ESR
Imaging: MRI to assess for underlying cause
Treatment
Medical: Prednisolone, anti-virals,
Surgical: Correct of deficit
Prognosis
Nil
Key Facts
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Key Images
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Key References
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