Basic Otoscopy - goeata.orgBasic Otoscopy: Definition Transmit light down the ear canal to view the...
Transcript of Basic Otoscopy - goeata.orgBasic Otoscopy: Definition Transmit light down the ear canal to view the...
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Basic Basic OtoscopyOtoscopy
Steven D. Rauch, MDSteven D. Rauch, MDDept. of OtolaryngologyDept. of OtolaryngologyHarvard Medical SchoolHarvard Medical School
The Massachusetts Eye & Ear InfirmaryThe Massachusetts Eye & Ear InfirmaryBoston, MABoston, MA
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Basic Basic OtoscopyOtoscopy: Definition: Definition
Transmit light down the ear canal to view the Transmit light down the ear canal to view the canal wall and tympanic membrane (TM)canal wall and tympanic membrane (TM)
Observe the color, luster, and mobility of the TMObserve the color, luster, and mobility of the TM
PneumaticPneumatic OtoscopyOtoscopy::
Use Use insufflation insufflation bulb to apply positive and bulb to apply positive and negative air pressure to the TM and observe negative air pressure to the TM and observe how mobile it ishow mobile it is
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Basic Basic OtoscopyOtoscopy: Anatomy: Anatomy
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Basic Basic OtoscopyOtoscopy: Anatomy: Anatomy
Tympanic MembraneTympanic Membrane
Tympanic CavityTympanic Cavity
MalleusMalleusOuter EarOuter Ear
External Ear CanalExternal Ear Canal
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Basic Basic OtoscopyOtoscopy: Normal TM: Normal TM
LandmarksLandmarks
AnnulusAnnulus
Lateral process of Lateral process of malleusmalleus
UmboUmbo
Light reflexLight reflex
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Basic Basic OtoscopyOtoscopy: Normal TM: Normal TM
LandmarksLandmarks
AnnulusAnnulus
Lateral process of Lateral process of malleusmalleus
UmboUmbo
Light reflexLight reflex
![Page 7: Basic Otoscopy - goeata.orgBasic Otoscopy: Definition Transmit light down the ear canal to view the . canal wall and tympanic membrane (TM) Observe the color, luster, and mobility](https://reader031.fdocuments.in/reader031/viewer/2022011919/6016218ec5b17b738e5f0190/html5/thumbnails/7.jpg)
Basic Basic OtoscopyOtoscopy: Normal TM: Normal TM
LandmarksLandmarks
AnnulusAnnulus
Lateral process of Lateral process of malleusmalleus
UmboUmbo
Light reflexLight reflex
![Page 8: Basic Otoscopy - goeata.orgBasic Otoscopy: Definition Transmit light down the ear canal to view the . canal wall and tympanic membrane (TM) Observe the color, luster, and mobility](https://reader031.fdocuments.in/reader031/viewer/2022011919/6016218ec5b17b738e5f0190/html5/thumbnails/8.jpg)
Basic Basic OtoscopyOtoscopy: Normal TM: Normal TM
LandmarksLandmarks
AnnulusAnnulus
Lateral process of Lateral process of malleusmalleus
UmboUmbo
Light reflexLight reflex
![Page 9: Basic Otoscopy - goeata.orgBasic Otoscopy: Definition Transmit light down the ear canal to view the . canal wall and tympanic membrane (TM) Observe the color, luster, and mobility](https://reader031.fdocuments.in/reader031/viewer/2022011919/6016218ec5b17b738e5f0190/html5/thumbnails/9.jpg)
Basic Basic OtoscopyOtoscopy: Conditions : Conditions Dx’dDx’d
Traumatic perforationTraumatic perforation
BloodBlood
Visible hole in TMVisible hole in TM
Absent mobilityAbsent mobility
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Basic Basic OtoscopyOtoscopy: Conditions : Conditions Dx’dDx’d
Traumatic perforationTraumatic perforation
BloodBlood
Visible hole in TMVisible hole in TM
Absent mobilityAbsent mobility
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Basic Basic OtoscopyOtoscopy: Conditions : Conditions Dx’dDx’d
Traumatic perforationTraumatic perforation
BloodBlood
Visible hole in TMVisible hole in TM
Absent mobilityAbsent mobility
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Basic Basic OtoscopyOtoscopy: Conditions : Conditions Dx’dDx’d
HemotympanumHemotympanum
Intact TMIntact TM
Dark red/purple airDark red/purple air--fluid level behind TMfluid level behind TM
Reduced or absent Reduced or absent mobilitymobility
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Basic Basic OtoscopyOtoscopy: Conditions : Conditions Dx’dDx’d
HemotympanumHemotympanum
Intact TMIntact TM
Dark red/purple airDark red/purple air--fluid level behind TMfluid level behind TM
Reduced or absent Reduced or absent mobilitymobility
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Basic Basic OtoscopyOtoscopy: Conditions : Conditions Dx’dDx’d
HemotympanumHemotympanum
Intact TMIntact TM
Dark red/purple airDark red/purple air--fluid level behind TMfluid level behind TM
Reduced or absent Reduced or absent mobilitymobility
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Basic Basic OtoscopyOtoscopy: Conditions : Conditions Dx’dDx’d
HemotympanumHemotympanum
Intact TMIntact TM
Dark red/purple airDark red/purple air--fluid level behind TMfluid level behind TM
Reduced or absent Reduced or absent mobilitymobility
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Basic Basic OtoscopyOtoscopy: Conditions : Conditions Dx’dDx’d
CSF leakCSF leak
Intact or torn TMIntact or torn TM
Clear watery airClear watery air--fluid fluid level behind TM or level behind TM or watery fluid running watery fluid running from TM from TM perfperf
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Basic Basic OtoscopyOtoscopy: Practical skills: Practical skills