Pupil Dilation

Pupil dilation is part of a normal eye’s response to changes in light, but abnormally dilated pupils (mydriasis) can be caused by a variety of medical disorders. Severity of the causes of mydriasis ranges from minor to life-threatening ...

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Causes

Pupil dilation (mydriasis) can be caused by:

  • Normal. Dilation of the pupils related to light levels is normal.
  • Emotional stress
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Related Symptom Topics

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Related Disease and Condition Topics

Read about these medical conditions related to Pupil Dilation:

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.