pupils
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8 Terms
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When to check pupils
Neurologic concerns such as syncope head trauma seizures and also intoxication or drug use.
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Tool for pupil exam
Pen light.
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Normal finding
PERRL which means pupils equal round and reactive to light.
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Abnormal pupils have no fixed cutoffs
Investigate causes since findings may indicate head trauma stroke or substance use.
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Dilated pupils
Can be caused by stimulants or alcohol.
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Constricted or pinpoint pupils
Can be caused by opioids or other depressants.
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Sluggish reaction
Can be due to drugs or head trauma.
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Uneven pupils
Can indicate head trauma or stroke.
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