Physicians Desk Referencepupillary (pyu´pi-lar-e)
Relating to the pupil.
p. light-near dissociation a stronger near pupil response than light response; due to weak pupillomotor input, Argyll Robertson pupil, dorsal midbrain syndrome, or to misdirection of ciliary muscle fibers into the iris sphincter.light-near dissociation;
relative afferent p. defect an asymmetry of the pupillomotor input between the two eyes; tested by alternating the light from one eye to the other and comparing the direct light reactions.
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