Medical Terminology Chapter 17: Eye and Ear: Abbreviations
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PE Tube
Pressure Equalizing Tube
AU
Both Ears
OU
Both Eyes
ENT
Ears, Nose Throat
ETD
Eustachian Tube Dysfunction
AS
Left Ear
OS
Left Eye
PERRLA
Pupils, Equal Round, Reactive, To light and Accomodation
AD
Right Ear
OD
Right Eye
VA
Visual Acuity
