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Prevalence Clinical features Differential Diagnosis Investigations Therapy Prognosis

Therapy Give corticosteroids a immediately in all suspected cases d Why? Vision loss is common without steroids (40% - and 10% lose vision in both eyes). This is less common (~20%) on steroids. a Symptoms resolve rapidly on steroids. A response within 48 hours supports the diagnosis d

Expiry date: January 2004
Levels of Evidence used in grading these guides