chapter 13 presentation
TRANSCRIPT
MATTHEW WALSH
Chapter 13 Presentation
Pressure Equalizing Tube
Abbreviation – PE Tube
Tube inserted inside the eardum of the child that assists in the drainage of fluid. Also aides in the stabilization of pressure between the middle ear and the outside atmosphere.
Needed because of recurrent ear infections
Also may be needed because of built up fluid in the eardrum that can cause hearing loss
Tube stays in place for 6 months to a year
If tube does not fall out naturally then surgery is needed to remove
Eye, Ear, Nose and Throat
Abbreviation – EENTDoctors specialization
Bone Conduction
Abbreviation – BC
The conduction of sound inside ones skull
Reason why a persons voice sounds higher to themselves than when it is played back to them through a recording device
Sound can be heard not only through the ear canal but also through vibrations carried directly to the inner ear by the vibrations of the skull
Assists in hearing of ones voice correctly
Both Ears
Abbreviation - AU
Otitus Media
Abbreviation – OM
Middle ear infection
Inflammation happens between the outer ear and the inner ear.
Pathogens travel from the nasopharynx to the middle ear via the eustachian tube
Often seen in childrenUsually there is a upper respiratory infection
before the OMFluid may be water or pus depending on
severity
Emmetropia
Abbreviation – EM
A state of vision where the eye can see things at a normal level
The eye can be relaxed and still focus on an image 20 feet away
Exotropia
Abbreviation – XT
Weak muscle of the eye (strabismus)
Outward turning of the eye
Also called wall-eyed
Results in loss of depth perception
Two different images are sent to the brain
Glasses can alleviate symptoms but surgery is often required to fix
Left eye
Abbreviation - OS
Extraocular Movement
Abbreviation – EOM
Testing involved called extraocular muscle functioning
Tests the function of the eye muscles
Simple test involving an object placed in front of ones vision then moved side to side to test that the muscles in the eye are functioning
Visual Acuity
Abbreviation – VAEye test involving the measurement of
sharpness of visionChart containing several different levels at
several different sizes
References
http://www.acenta.com/ent.pressureequalizingtubes.asp
http://en.wikipedia.org/wiki/Otolaryngologyhttp://en.wikipedia.org/wiki/Exotropiahttp://en.wikipedia.org/wiki/Visual_acuity