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Clinical Pathways in Neuro-ophthalmology : An ... - E-Lib FK UWKS

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36 <strong>Cl<strong>in</strong>ical</strong> <strong>Pathways</strong> <strong>in</strong> <strong>Neuro</strong>-Ophthalmology, second edition<br />

Table 2–1. Features of Typical Optic Neuritis (ON)<br />

Acute, usually unilateral loss of vision<br />

Visual acuity (variable visual loss 20=20 to no light perception (NLP)<br />

Visual field (variable optic nerve visual field defects)<br />

A relative afferent pupillary defect (RAPD) <strong>in</strong> unilateral or bilateral but asymmetric cases<br />

Periocular pa<strong>in</strong> (90%), especially with eye movement (Gerl<strong>in</strong>g, 1998a)<br />

Normal (65%) or swollen (35%) optic nerve head<br />

A young adult patient (

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