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00056_Field_56.txt
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1997-10-28
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335b
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16 lines
MEASUREMENT OF PALPEBRAL APERTURE
Palpebral aperture can be measured
by holding a mm rule up before the
lids being careful not to cause the
patient to artifically narrow the
aperture.
Be sure you are directly in front of
the patient when making the
measurement to prevent errors
due to parallax.