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ANISOCORIA
DR SIVATEJA CHALLA
• DEFINITION
• NORMAL PUPIL PATHWAYS
SYMPATHETIC PATHWAY
PARASYMPATHETIC PATHWAY
• PHYSIOLOGICAL ANISOCORIA
• PATHOLOGICAL ANISOCORIA
1.DUE TO LOCAL FACTORS
2.DUE TO DEFECT IN SYMPATHETIC SYSTEM
3.DUE TO DEFECT IN PARASYMPATHETIC SYSTEM
DEFINITION
PUPILLARY PATHWAYS
SYMPATHETIC PATHWAY
PARASYMPATHETIC PATHWAY
PHYSIOLOGICAL ANISOCORIA
PATHOLOGICAL ANISOCORIA
DUE TO LOCAL FACTORS
ANISOCORIA INCREASING IN DIM
LIGHT
ANISOCORIA INCREASING IN
BRIGHT LIGHT
CONCLUSIONS
• Is the anisocoria greater in dim light or bright light?
• Is the pupillary reaction to light normal in each eye?
• Is there a light–near dissociation?
• Is there ptosis or abnormal ocular motility?
• Are iris abnormalities noted at the slit lamp?
THANK YOU

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