1. Chapter 13
Special Senses: The Eye and Ear
By Sarah Rahn

2. EENT
Is the abbreviation
for:
Eye, Ear, Nose, and
Throat

3. EM
Is the abbreviation for:
Emmetropia
Emmetropia is the state of
normal vision

4. EOM
Is the abbreviation for:Extraocular Movement
They are the six muscles connecting the actual eyeball to
the skull. These muscles allow for rotation of the eyeball

5. OD & OS
OD=Right Eye
OS=Left Eye
OU=Each Eye/Both Eyes

6. VA
Is the abbreviation for:
Visual Acuity
Which is the measurement of
the sharpness of a patients
vision.

7. AD & AS
AD=Right Ear
AS=Left
AU=Both Ears

8. BC
Is the abbreviation for:
Bone Conduction
Which is the conduction of
sound to the inner ear
through the bones of the
skull

9. OE
Is the abbreviation for:
OtitisExterna
Which is an external ear
infection. Most commonly
caused by fungus.
Commonly referred to as
swimmers ear.

10. PE tube
Is the abbreviation for:
Pressure Tube Equalizing
Which is a small tube
surgically placed in a
child’s eardrum to assist in
drainage of trapped fluid
and to equalize pressure
between the middle cavity
and the atmosphere