Anisocoria Evaluation Flow Chart - Differential Diagnosis

1. Check pupillary reaction to light 

2. Measure pupil size. If anisocoria iS noted, re-measure pupil size in bright and dim illumination. 



- Horner's Syndrome

- Physiologic Anisocoria

- CN III Palsy

- Pharmacologic Dilatation

- Adie's Tonic Pupil

- Traumatic Iris Damage



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