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Hutchinson's pupil

   Also found in: Dictionary/thesaurus, Legal, Encyclopedia, Wikipedia, Hutchinson 0.06 sec.
pupil /pu·pil/ (P) (pu´pil) the opening in the center of the iris through which light enters the eye.pu´pillary
Adie's pupil  tonic p.
Argyll Robertson pupil  one that is miotic and responds to accommodative effort, but not to light.
fixed pupil  one that does not react either to light or on convergence, or in accommodation.
Hutchinson's pupil  one that is dilated while the other is not.
tonic pupil  a usually unilateral condition of the eye in which the affected pupil is larger than the other; responds to accommodation and convergence in a slow, delayed fashion; and reacts to light only after prolonged exposure to dark or light.
Hutchinson's pupil
n.
Dilation of one pupil when the other is contracted, resulting from compression of the third nerve due to meningeal hemorrhage at the base of the brain.


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