Hutchinson pupil

Hutchinson pupil is a fixed and dilated pupil caused by compression of the oculomotor nerve (CN III) as a result of uncal herniation.

It should not be confused with any of the following:

History and etymology

Named after Sir Jonathan Hutchinson (1828–1913), an English surgeon, ophthalmologist and pathologist.

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Article Information

rID: 5629
Section: Signs
Synonyms or Alternate Spellings:
  • Hutchinson's pupil

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