1. Presentation #13, final one! Defining Abbreviations

2. Pressure equalizing tube Abbreviation: PE tube Pressure equalizing tubes are placed in the cases that present with frequent acute otitis media, early hearing loss due to otitis media, poor response to antibiotics for otitis media. Usually occur in children. http://www.petube.org/Hbw/pdf/TeachingHandoutPEtubes.pdf http://www.petube.org/Hbw/pdf/TeachingHandoutPEtubes.pdf 2 types of PE tubes available, which is placed is determined by your EENT and patient’s needs. –Grommet-shaped –T-tubes http://www.petube.org/Lbw/images/procedure7.jpg http://www.petube.org/Lbw/images/procedure7.jpg

3. Eyes, Ears, Nose, Throat Abbreviation: EENT Physician specializing on the eyes, ears, nose and throat treating diseases and conditions. A.K.A ENT or otorhinolaryngologist or ophthalmologist w/ENT. It is a fine line between otorhinolaryngologist and ophthalmologist because not too long ago they were under the EENT heading, then ophthalmology separated from the EENT.

4. Bone Conduction Abbreviation: BC It is the process of sound waves within the inner ear that vibrate the bones of the skull. http://medical-dictionary.thefreedictionary.com/bone+conduction http://medical-dictionary.thefreedictionary.com/bone+conduction A test performed to evaluate the nerve and bone conduction is the Rinne and Weber fork tests. http://www.digicare.org/022.JPG

5. Both Ears Abbreviation: AU Abbreviation: AD is for right ear Abbreviation: AS is for left ear These are basic Latin and Greek bases. AU is aures unitas (Latin base). AD is auris dextra (Latin base). AS is auris sinistra (Latin base).

6. Otitis Media Abbreviation: OM http://upload.wikimedia.org/wikipedia/commons/3/39/Otitis_media_incipient.jpg http://upload.wikimedia.org/wikipedia/commons/3/39/Otitis_media_incipient.jpg Middle ear infection. Preceded by Upper Respiratory Infection (URI). Common with children. Due to the short eustachian tube and bacteria traveling from the pharynx.

7. Emmetropia Abbreviation: EM Normal vision This is when all the light rays are of equal length and meet on the retina. http://www-staff.lboro.ac.uk/~huph/emmetropia.jpg

8. Exotropia Abbreviation: XT This is an eye condition with the eyeballs turning outward or laterally. This is primarily from weakness of the eye muscles. http://www.opmnj.com/images/ophthalmic/exotropia.jpg

9. Left Eye Abbreviation: OS Located lateral to the nose and medial to the temple. http://www.anatomyatlases.org/atlasofanatomy/plate31/images/31-16_static.jpg

10. Extraocular Movement Abbreviation: EOM Cranial Nerves III, IV and VI are responsible for eye movement. Eyes are stabilized by the different groups of muscles flexing and relaxing. If 1 muscle is inflicted with trauma, the eye will not focus and begin to have double vision. http://www.dartmouth.edu/~dons/part_1/chapter_4.html

11. Visual Acuity Abbreviation: VA This a visual test that measures the sharpness of a patient’s vision. The test provides letters of varying sizes and is placed 20 feet away. This was developed by Dr. Hermann Snellen. A.K.A Snellen chart. http://www.optivision2020.com/image-files/snellen-chart.jpg

12. Chapter 13 And Final Presentation By Lillian Ingram