Department of Emergency Medicine

UMEM Educational Pearls

Title: Using Corneal Reflex to Help Diagnose Pontine Injury: Clarification

Category: Neurology

Keywords: pontine stroke, pontine hemorrhage, corneal reflex, miosis, opiate abuse, opiate overdose (PubMed Search)

Posted: 10/5/2011 by Aisha Liferidge, MD
Click here to contact Aisha Liferidge, MD

  • A normal corneal reflex is usually ABSENT in the setting of pontine injury, and typically PRESENT in patients presenting with an opiate overdose.

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