SlideShare una empresa de Scribd logo
1 de 12
Abbreviations of the
   Eye and Ear
       Megan Moran




                       S
PE Tube: Pressure Equalizing
           Tube

S Small tube

S Surgically implanted into
  child’s eardrum to assist
  in draining trapped fluid

S Equalizes pressure
  between middle ear and
  outside atmosphere
EENT: Eyes, Ears, Nose and
         Throat

S EENT often refers to a physician or office where the
  physicians specialize in diagnosing and treating the eyes,
  ears, nose, and throat
BC: Bone Conduction

S Bone conduction is the conduction of sound to the inner ear
   through the bones of the ear
S 3 ear bones:
  S Malleus
  S Incus
  S Stapes

S BC is why people’s voices sound differently recorded than
   when they hear themselves talk
S The skull conducts better at lower frequencies than air

S People usually perceive their voice to be lower and fuller
AU: Both Ears
OM: Otitis Media


S Middle Ear Infection/
   Inflammation

S Commonly seen in
   children

S Fluid accumulation in the
   ear cavity that may be
   watery or full of pus

S Symptoms Include: fever,      Normal Middle Ear VS. Infected Middle Ear
   ear pain, and a feeling of
   fullness in the ear
EM:Emmetropia


S State of normal vision

S Rays of light that enter the eye focus properly at the
  retina

S No need for corrective lenses or surgery
XT: Extropia


                           S Outward turns
                             outward due to
                             muscle weakness

                           S Also called wall-eyed

                           S Opposite of cross-
                             eyed


Extropia of the Left Eye
OS: Left Eye
EOM: Extraocular Movement


S Eye movements
  controlled by muscles
  innervated by cranial
  nerves III, IV and VI.
S Testing these eye
  movements looks for
  damage to the nerves
S Most common
  symptom from damage
  is double vision
VA: Visual Acuity


          S The measurement of
            the sharpness of vision
          S Tested by using a
            Snellen chart
          S Patient stands 20 feet
            away from chart and
            indentifies letters from
            that distance
References

S Fremgen, Bonnie F., and Suzanne S. Frucht. Medical
  Terminology: A Living Language. Upper Saddle River, NJ:
  Pearson Prentice Hall, 2009. Print.

S http://www.medicinenet.com/ear_infection/article.htm

S http://www.neuroexam.com/neuroexam/content.php?p=2
  0

Más contenido relacionado

Similar a Abbreviations of the Ear and Eye

Eye and ear presentation
Eye and ear presentationEye and ear presentation
Eye and ear presentationElvalina
 
Chapter 13 presentation
Chapter 13  presentationChapter 13  presentation
Chapter 13 presentationMatthewmwalsh
 
Bio 120 ch 13 special senses presentation
Bio 120 ch 13 special senses presentationBio 120 ch 13 special senses presentation
Bio 120 ch 13 special senses presentationrrazo26
 
13knowledge
13knowledge13knowledge
13knowledgeroberto
 
Presentation chapter 13 bio120
Presentation chapter 13 bio120Presentation chapter 13 bio120
Presentation chapter 13 bio120mahenkaf
 
Medical terminology abbreviations
Medical terminology abbreviationsMedical terminology abbreviations
Medical terminology abbreviationsarivera79
 
Chapter13 presentation
Chapter13 presentationChapter13 presentation
Chapter13 presentationAndrew Belford
 
Brianna DeBois Ch 13 Special Senses
Brianna DeBois Ch 13 Special SensesBrianna DeBois Ch 13 Special Senses
Brianna DeBois Ch 13 Special Sensesdeboisbn
 
Chapter 13_ Abbreviations
Chapter 13_ AbbreviationsChapter 13_ Abbreviations
Chapter 13_ Abbreviationsclignoski
 
Special senses chapter 13
Special senses   chapter 13Special senses   chapter 13
Special senses chapter 13nali9
 
Chapter 13 - Special Senses: Eye and Ear Abbreviations
Chapter 13 - Special Senses: Eye and Ear AbbreviationsChapter 13 - Special Senses: Eye and Ear Abbreviations
Chapter 13 - Special Senses: Eye and Ear AbbreviationsMary Oliva
 
Ch 13 Presentation
Ch 13 PresentationCh 13 Presentation
Ch 13 PresentationSharyl4504
 
Chapter 13 Presentation
Chapter 13 PresentationChapter 13 Presentation
Chapter 13 Presentationmeganmcleod
 
Chapter 13 presentation
Chapter 13   presentationChapter 13   presentation
Chapter 13 presentationrking773
 

Similar a Abbreviations of the Ear and Eye (20)

Eye and ear presentation
Eye and ear presentationEye and ear presentation
Eye and ear presentation
 
Chapter 13 presentation
Chapter 13  presentationChapter 13  presentation
Chapter 13 presentation
 
Bio 120 ch 13 special senses presentation
Bio 120 ch 13 special senses presentationBio 120 ch 13 special senses presentation
Bio 120 ch 13 special senses presentation
 
Special Senses
Special SensesSpecial Senses
Special Senses
 
13knowledge
13knowledge13knowledge
13knowledge
 
Presentation chapter 13 bio120
Presentation chapter 13 bio120Presentation chapter 13 bio120
Presentation chapter 13 bio120
 
Medical terminology abbreviations
Medical terminology abbreviationsMedical terminology abbreviations
Medical terminology abbreviations
 
Abbreviations
AbbreviationsAbbreviations
Abbreviations
 
Chapter 13
Chapter 13Chapter 13
Chapter 13
 
Chapter 13
Chapter 13Chapter 13
Chapter 13
 
Chapter 13
Chapter 13Chapter 13
Chapter 13
 
Chapter 13
Chapter 13Chapter 13
Chapter 13
 
Chapter13 presentation
Chapter13 presentationChapter13 presentation
Chapter13 presentation
 
Brianna DeBois Ch 13 Special Senses
Brianna DeBois Ch 13 Special SensesBrianna DeBois Ch 13 Special Senses
Brianna DeBois Ch 13 Special Senses
 
Chapter 13_ Abbreviations
Chapter 13_ AbbreviationsChapter 13_ Abbreviations
Chapter 13_ Abbreviations
 
Special senses chapter 13
Special senses   chapter 13Special senses   chapter 13
Special senses chapter 13
 
Chapter 13 - Special Senses: Eye and Ear Abbreviations
Chapter 13 - Special Senses: Eye and Ear AbbreviationsChapter 13 - Special Senses: Eye and Ear Abbreviations
Chapter 13 - Special Senses: Eye and Ear Abbreviations
 
Ch 13 Presentation
Ch 13 PresentationCh 13 Presentation
Ch 13 Presentation
 
Chapter 13 Presentation
Chapter 13 PresentationChapter 13 Presentation
Chapter 13 Presentation
 
Chapter 13 presentation
Chapter 13   presentationChapter 13   presentation
Chapter 13 presentation
 

Último

Best Rate (Hyderabad) Call Girls Jahanuma ⟟ 8250192130 ⟟ High Class Call Girl...
Best Rate (Hyderabad) Call Girls Jahanuma ⟟ 8250192130 ⟟ High Class Call Girl...Best Rate (Hyderabad) Call Girls Jahanuma ⟟ 8250192130 ⟟ High Class Call Girl...
Best Rate (Hyderabad) Call Girls Jahanuma ⟟ 8250192130 ⟟ High Class Call Girl...astropune
 
Call Girls Visakhapatnam Just Call 9907093804 Top Class Call Girl Service Ava...
Call Girls Visakhapatnam Just Call 9907093804 Top Class Call Girl Service Ava...Call Girls Visakhapatnam Just Call 9907093804 Top Class Call Girl Service Ava...
Call Girls Visakhapatnam Just Call 9907093804 Top Class Call Girl Service Ava...Dipal Arora
 
Call Girls Jabalpur Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Jabalpur Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Jabalpur Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Jabalpur Just Call 9907093804 Top Class Call Girl Service AvailableDipal Arora
 
The Most Attractive Hyderabad Call Girls Kothapet 𖠋 6297143586 𖠋 Will You Mis...
The Most Attractive Hyderabad Call Girls Kothapet 𖠋 6297143586 𖠋 Will You Mis...The Most Attractive Hyderabad Call Girls Kothapet 𖠋 6297143586 𖠋 Will You Mis...
The Most Attractive Hyderabad Call Girls Kothapet 𖠋 6297143586 𖠋 Will You Mis...chandars293
 
(👑VVIP ISHAAN ) Russian Call Girls Service Navi Mumbai🖕9920874524🖕Independent...
(👑VVIP ISHAAN ) Russian Call Girls Service Navi Mumbai🖕9920874524🖕Independent...(👑VVIP ISHAAN ) Russian Call Girls Service Navi Mumbai🖕9920874524🖕Independent...
(👑VVIP ISHAAN ) Russian Call Girls Service Navi Mumbai🖕9920874524🖕Independent...Taniya Sharma
 
Premium Bangalore Call Girls Jigani Dail 6378878445 Escort Service For Hot Ma...
Premium Bangalore Call Girls Jigani Dail 6378878445 Escort Service For Hot Ma...Premium Bangalore Call Girls Jigani Dail 6378878445 Escort Service For Hot Ma...
Premium Bangalore Call Girls Jigani Dail 6378878445 Escort Service For Hot Ma...tanya dube
 
Night 7k to 12k Navi Mumbai Call Girl Photo 👉 BOOK NOW 9833363713 👈 ♀️ night ...
Night 7k to 12k Navi Mumbai Call Girl Photo 👉 BOOK NOW 9833363713 👈 ♀️ night ...Night 7k to 12k Navi Mumbai Call Girl Photo 👉 BOOK NOW 9833363713 👈 ♀️ night ...
Night 7k to 12k Navi Mumbai Call Girl Photo 👉 BOOK NOW 9833363713 👈 ♀️ night ...aartirawatdelhi
 
Call Girls Gwalior Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Gwalior Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Gwalior Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Gwalior Just Call 9907093804 Top Class Call Girl Service AvailableDipal Arora
 
Top Quality Call Girl Service Kalyanpur 6378878445 Available Call Girls Any Time
Top Quality Call Girl Service Kalyanpur 6378878445 Available Call Girls Any TimeTop Quality Call Girl Service Kalyanpur 6378878445 Available Call Girls Any Time
Top Quality Call Girl Service Kalyanpur 6378878445 Available Call Girls Any TimeCall Girls Delhi
 
All Time Service Available Call Girls Marine Drive 📳 9820252231 For 18+ VIP C...
All Time Service Available Call Girls Marine Drive 📳 9820252231 For 18+ VIP C...All Time Service Available Call Girls Marine Drive 📳 9820252231 For 18+ VIP C...
All Time Service Available Call Girls Marine Drive 📳 9820252231 For 18+ VIP C...Arohi Goyal
 
Call Girls Cuttack Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Cuttack Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Cuttack Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Cuttack Just Call 9907093804 Top Class Call Girl Service AvailableDipal Arora
 
Call Girls Dehradun Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Dehradun Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Dehradun Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Dehradun Just Call 9907093804 Top Class Call Girl Service AvailableDipal Arora
 
Top Rated Bangalore Call Girls Richmond Circle ⟟ 9332606886 ⟟ Call Me For Ge...
Top Rated Bangalore Call Girls Richmond Circle ⟟  9332606886 ⟟ Call Me For Ge...Top Rated Bangalore Call Girls Richmond Circle ⟟  9332606886 ⟟ Call Me For Ge...
Top Rated Bangalore Call Girls Richmond Circle ⟟ 9332606886 ⟟ Call Me For Ge...narwatsonia7
 
Top Rated Bangalore Call Girls Ramamurthy Nagar ⟟ 9332606886 ⟟ Call Me For G...
Top Rated Bangalore Call Girls Ramamurthy Nagar ⟟  9332606886 ⟟ Call Me For G...Top Rated Bangalore Call Girls Ramamurthy Nagar ⟟  9332606886 ⟟ Call Me For G...
Top Rated Bangalore Call Girls Ramamurthy Nagar ⟟ 9332606886 ⟟ Call Me For G...narwatsonia7
 
Call Girls Aurangabad Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Aurangabad Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Aurangabad Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Aurangabad Just Call 9907093804 Top Class Call Girl Service AvailableDipal Arora
 
VIP Hyderabad Call Girls Bahadurpally 7877925207 ₹5000 To 25K With AC Room 💚😋
VIP Hyderabad Call Girls Bahadurpally 7877925207 ₹5000 To 25K With AC Room 💚😋VIP Hyderabad Call Girls Bahadurpally 7877925207 ₹5000 To 25K With AC Room 💚😋
VIP Hyderabad Call Girls Bahadurpally 7877925207 ₹5000 To 25K With AC Room 💚😋TANUJA PANDEY
 
Call Girls Haridwar Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Haridwar Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Haridwar Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Haridwar Just Call 9907093804 Top Class Call Girl Service AvailableDipal Arora
 
Call Girls Coimbatore Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Coimbatore Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Coimbatore Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Coimbatore Just Call 9907093804 Top Class Call Girl Service AvailableDipal Arora
 
Call Girls Horamavu WhatsApp Number 7001035870 Meeting With Bangalore Escorts
Call Girls Horamavu WhatsApp Number 7001035870 Meeting With Bangalore EscortsCall Girls Horamavu WhatsApp Number 7001035870 Meeting With Bangalore Escorts
Call Girls Horamavu WhatsApp Number 7001035870 Meeting With Bangalore Escortsvidya singh
 
(Rocky) Jaipur Call Girl - 09521753030 Escorts Service 50% Off with Cash ON D...
(Rocky) Jaipur Call Girl - 09521753030 Escorts Service 50% Off with Cash ON D...(Rocky) Jaipur Call Girl - 09521753030 Escorts Service 50% Off with Cash ON D...
(Rocky) Jaipur Call Girl - 09521753030 Escorts Service 50% Off with Cash ON D...indiancallgirl4rent
 

Último (20)

Best Rate (Hyderabad) Call Girls Jahanuma ⟟ 8250192130 ⟟ High Class Call Girl...
Best Rate (Hyderabad) Call Girls Jahanuma ⟟ 8250192130 ⟟ High Class Call Girl...Best Rate (Hyderabad) Call Girls Jahanuma ⟟ 8250192130 ⟟ High Class Call Girl...
Best Rate (Hyderabad) Call Girls Jahanuma ⟟ 8250192130 ⟟ High Class Call Girl...
 
Call Girls Visakhapatnam Just Call 9907093804 Top Class Call Girl Service Ava...
Call Girls Visakhapatnam Just Call 9907093804 Top Class Call Girl Service Ava...Call Girls Visakhapatnam Just Call 9907093804 Top Class Call Girl Service Ava...
Call Girls Visakhapatnam Just Call 9907093804 Top Class Call Girl Service Ava...
 
Call Girls Jabalpur Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Jabalpur Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Jabalpur Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Jabalpur Just Call 9907093804 Top Class Call Girl Service Available
 
The Most Attractive Hyderabad Call Girls Kothapet 𖠋 6297143586 𖠋 Will You Mis...
The Most Attractive Hyderabad Call Girls Kothapet 𖠋 6297143586 𖠋 Will You Mis...The Most Attractive Hyderabad Call Girls Kothapet 𖠋 6297143586 𖠋 Will You Mis...
The Most Attractive Hyderabad Call Girls Kothapet 𖠋 6297143586 𖠋 Will You Mis...
 
(👑VVIP ISHAAN ) Russian Call Girls Service Navi Mumbai🖕9920874524🖕Independent...
(👑VVIP ISHAAN ) Russian Call Girls Service Navi Mumbai🖕9920874524🖕Independent...(👑VVIP ISHAAN ) Russian Call Girls Service Navi Mumbai🖕9920874524🖕Independent...
(👑VVIP ISHAAN ) Russian Call Girls Service Navi Mumbai🖕9920874524🖕Independent...
 
Premium Bangalore Call Girls Jigani Dail 6378878445 Escort Service For Hot Ma...
Premium Bangalore Call Girls Jigani Dail 6378878445 Escort Service For Hot Ma...Premium Bangalore Call Girls Jigani Dail 6378878445 Escort Service For Hot Ma...
Premium Bangalore Call Girls Jigani Dail 6378878445 Escort Service For Hot Ma...
 
Night 7k to 12k Navi Mumbai Call Girl Photo 👉 BOOK NOW 9833363713 👈 ♀️ night ...
Night 7k to 12k Navi Mumbai Call Girl Photo 👉 BOOK NOW 9833363713 👈 ♀️ night ...Night 7k to 12k Navi Mumbai Call Girl Photo 👉 BOOK NOW 9833363713 👈 ♀️ night ...
Night 7k to 12k Navi Mumbai Call Girl Photo 👉 BOOK NOW 9833363713 👈 ♀️ night ...
 
Call Girls Gwalior Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Gwalior Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Gwalior Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Gwalior Just Call 9907093804 Top Class Call Girl Service Available
 
Top Quality Call Girl Service Kalyanpur 6378878445 Available Call Girls Any Time
Top Quality Call Girl Service Kalyanpur 6378878445 Available Call Girls Any TimeTop Quality Call Girl Service Kalyanpur 6378878445 Available Call Girls Any Time
Top Quality Call Girl Service Kalyanpur 6378878445 Available Call Girls Any Time
 
All Time Service Available Call Girls Marine Drive 📳 9820252231 For 18+ VIP C...
All Time Service Available Call Girls Marine Drive 📳 9820252231 For 18+ VIP C...All Time Service Available Call Girls Marine Drive 📳 9820252231 For 18+ VIP C...
All Time Service Available Call Girls Marine Drive 📳 9820252231 For 18+ VIP C...
 
Call Girls Cuttack Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Cuttack Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Cuttack Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Cuttack Just Call 9907093804 Top Class Call Girl Service Available
 
Call Girls Dehradun Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Dehradun Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Dehradun Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Dehradun Just Call 9907093804 Top Class Call Girl Service Available
 
Top Rated Bangalore Call Girls Richmond Circle ⟟ 9332606886 ⟟ Call Me For Ge...
Top Rated Bangalore Call Girls Richmond Circle ⟟  9332606886 ⟟ Call Me For Ge...Top Rated Bangalore Call Girls Richmond Circle ⟟  9332606886 ⟟ Call Me For Ge...
Top Rated Bangalore Call Girls Richmond Circle ⟟ 9332606886 ⟟ Call Me For Ge...
 
Top Rated Bangalore Call Girls Ramamurthy Nagar ⟟ 9332606886 ⟟ Call Me For G...
Top Rated Bangalore Call Girls Ramamurthy Nagar ⟟  9332606886 ⟟ Call Me For G...Top Rated Bangalore Call Girls Ramamurthy Nagar ⟟  9332606886 ⟟ Call Me For G...
Top Rated Bangalore Call Girls Ramamurthy Nagar ⟟ 9332606886 ⟟ Call Me For G...
 
Call Girls Aurangabad Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Aurangabad Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Aurangabad Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Aurangabad Just Call 9907093804 Top Class Call Girl Service Available
 
VIP Hyderabad Call Girls Bahadurpally 7877925207 ₹5000 To 25K With AC Room 💚😋
VIP Hyderabad Call Girls Bahadurpally 7877925207 ₹5000 To 25K With AC Room 💚😋VIP Hyderabad Call Girls Bahadurpally 7877925207 ₹5000 To 25K With AC Room 💚😋
VIP Hyderabad Call Girls Bahadurpally 7877925207 ₹5000 To 25K With AC Room 💚😋
 
Call Girls Haridwar Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Haridwar Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Haridwar Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Haridwar Just Call 9907093804 Top Class Call Girl Service Available
 
Call Girls Coimbatore Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Coimbatore Just Call 9907093804 Top Class Call Girl Service AvailableCall Girls Coimbatore Just Call 9907093804 Top Class Call Girl Service Available
Call Girls Coimbatore Just Call 9907093804 Top Class Call Girl Service Available
 
Call Girls Horamavu WhatsApp Number 7001035870 Meeting With Bangalore Escorts
Call Girls Horamavu WhatsApp Number 7001035870 Meeting With Bangalore EscortsCall Girls Horamavu WhatsApp Number 7001035870 Meeting With Bangalore Escorts
Call Girls Horamavu WhatsApp Number 7001035870 Meeting With Bangalore Escorts
 
(Rocky) Jaipur Call Girl - 09521753030 Escorts Service 50% Off with Cash ON D...
(Rocky) Jaipur Call Girl - 09521753030 Escorts Service 50% Off with Cash ON D...(Rocky) Jaipur Call Girl - 09521753030 Escorts Service 50% Off with Cash ON D...
(Rocky) Jaipur Call Girl - 09521753030 Escorts Service 50% Off with Cash ON D...
 

Abbreviations of the Ear and Eye

  • 1. Abbreviations of the Eye and Ear Megan Moran S
  • 2. PE Tube: Pressure Equalizing Tube S Small tube S Surgically implanted into child’s eardrum to assist in draining trapped fluid S Equalizes pressure between middle ear and outside atmosphere
  • 3. EENT: Eyes, Ears, Nose and Throat S EENT often refers to a physician or office where the physicians specialize in diagnosing and treating the eyes, ears, nose, and throat
  • 4. BC: Bone Conduction S Bone conduction is the conduction of sound to the inner ear through the bones of the ear S 3 ear bones: S Malleus S Incus S Stapes S BC is why people’s voices sound differently recorded than when they hear themselves talk S The skull conducts better at lower frequencies than air S People usually perceive their voice to be lower and fuller
  • 6. OM: Otitis Media S Middle Ear Infection/ Inflammation S Commonly seen in children S Fluid accumulation in the ear cavity that may be watery or full of pus S Symptoms Include: fever, Normal Middle Ear VS. Infected Middle Ear ear pain, and a feeling of fullness in the ear
  • 7. EM:Emmetropia S State of normal vision S Rays of light that enter the eye focus properly at the retina S No need for corrective lenses or surgery
  • 8. XT: Extropia S Outward turns outward due to muscle weakness S Also called wall-eyed S Opposite of cross- eyed Extropia of the Left Eye
  • 10. EOM: Extraocular Movement S Eye movements controlled by muscles innervated by cranial nerves III, IV and VI. S Testing these eye movements looks for damage to the nerves S Most common symptom from damage is double vision
  • 11. VA: Visual Acuity S The measurement of the sharpness of vision S Tested by using a Snellen chart S Patient stands 20 feet away from chart and indentifies letters from that distance
  • 12. References S Fremgen, Bonnie F., and Suzanne S. Frucht. Medical Terminology: A Living Language. Upper Saddle River, NJ: Pearson Prentice Hall, 2009. Print. S http://www.medicinenet.com/ear_infection/article.htm S http://www.neuroexam.com/neuroexam/content.php?p=2 0