Tympanic Membrane

THE NORMAL TYMPANIC

MEMBRANE

THE NORMAL TYMPANIC

MEMBRANE

THE NORMAL TYMPANIC MEMBRANE

TYMPANIC MEMBRANE: THE CONE OF LIGHT

NORMAL TYMPANIC MEMBRANE: CHORDA

TYMPANI NERVE

NORMAL TYMPANIC MEMBRANE:

OPTICAL ILLUSION Photographed

via the external auditory canal

NORMAL TYMPANIC MEMBRANE:

OPTICAL ILLUSION Photographed

via a hole drilled perpendicularly to

the plane of the tympanic

membrane.

PERFORATED TYMPANIC MEMBRANE: OPTICAL ILLUSION Photographed via the external

auditory canal

PERFORATED TYMPANIC

MEMBRANE: OPTICAL ILLUSION

Photographed via a hole drilled

perpendicularly to the plane of the

tympanic membrane.

TYMPANIC MEMBRANE: SURFACE

MIGRATION

TYMPANIC MEMBRANE: KERATIN PATCHES

STAINED KERATIN PATCHES:

Osmiun Tetroxide

CONGENITAL EPIDERMAL INCLUSION CYST OF THE TYMPANIC MEMBRANE

TM RIGHT

Normal TM aa Normal TM aa2

Picture of a central left tympanic

membrane perforation.

Picture of left tympanic

membrane perforation

Picture of right inferior tympanic

membrane perforation

Tympanic Membrane

Normal Tympanic

Membrane

Tympanic membrane

perforation produces a copious

mucus discharge. Note the

stapes suprastructure.

Otitis externa produces a scanty discharge

Bulging tympanic membrane in

a case of acute otitis media.

Real ear probe tube mired in

cerumen

Web of desquamation occluding

EAC

Atelectatic right tympanic membrane encasing ossicles

Congenital malformation: right hypertrophic fused malleus /

incus.

Thirty year old unsuccessful

stapedectomy wire prosthesis

extruding through the left TM.

Exostoses limiting CIC fitting

potential

Fenestration cavity with

cerumen presents significant

problems for impression-

taking

Benign neoplasm (keratoma) at the concha meatal junction

to be marked on the ear impression

Normal Tympanic

Membrane (AD), Adult

(membrana tympani)

Tympanic membrane or as it

more commonly called the ear

drum

Norma l Tympanic Membrane (left) and

Acute Otitis Media (right)

Small mammal endoscopy

Acute otitis media Otoscopic appearance of

chronically perforated tympanic

membrane

Normal tympanic membrane Congenital

Cholesteatoma

Normal appearance of

the tympanic

membrane

Acute otitis media

with effusion

Acute otitis media Purulent middle ear effusion

and tympanic membrane

Tympanic membrane (TM) as

continuation of the upper wall

of external auditory canal (EAC)

with angle of incline up to 45

degrees on the border between

middle ear and the EAC

Tympanic Membrane

perforation following blast

injury

Large central tympanic

membrane defect, right side Otoscopic view of osteoma

Otoscopic view of perforation of

the tympanic membrane

Otoscopic view of glomus tumor

Ulcerated Tympanic Membrane

and Deep Canal Skin

TYMPANIC MEMBRANE CRUST

Normal Tympanic Membrane

Atelectatic tympanic membrane

with fluid level

Tympanic membrane defect

with calcification

Posterior left tympanic membrane

perforation

Surgical Picture of Tympanoplasty

This normal left tympanic

membrane is pearly gray

and translucent, with a

sharp light reflex and bony

landmarks.

Calculation of tympanic membrane areas (blue) and perforation (green)

Atelectatic tympanic membrane with fluid level

Atelectatic tympanic membrane

with disrupted incudo-stapedial

joint

Crust on tympanic membrane

Eardrum perforation induced by

blast

Crust on tympanic membrane

Partial cast of tympanic membrane

Total cast of tympanic membrane

Total cast of tympanic membrane

Normal tympanic membrane

Acute otitis media Otitis media with

effusion

Otitis Media with Effusion Tympanostomy tube in eardrum

Normal eardrum Acute middle-ear infection, aka,

acute otitis media

Middle-ear effusion (fluid), aka

otitis media with effusion

Otitis Media

Tympanic membrane with

retraction pocket

Traumatic Perforation of

Tympanic Membrane

TYMPANIC MEMBRANE

PERFORATION:

OPTICAL ILLUSION

Photographed via the

external auditory canal

HEALED MODERATE TRAUMATIC

PERFORATION: Slap Healed

TYMPANIC MEMBRANE PERFORATION: OPTICAL ILLUSION

Photographed via a hole drilled perpendicularly to the plane of the

tympanic membrane.

SMALL TRAUMATIC PERFORATION

(left ear)

MODERATE TRAUMATIC

PERFORATION: Slap

SMALL TRAUMATIC PERFORATION:

HEALED

TRAUMATIC PERFORATION:

DIRECT TRAUMA

TRAUMATIC TYMPANIC

PERFORATION:

HEALING SERIES: DAY 4

TRAUMATIC TYMPANIC

PERFORATION:

HEALING SERIES: DAY 14

TRAUMATIC TYMPANIC

PERFORATION:

HEALING SERIES: DAY 21

TRAUMATIC TYMPANIC

PERFORATION:

HEALING SERIES: DAY 24

TRAUMATIC PERFORATION:

DIRECT TRAUMA

HEALED TRAUMATIC

PERFORATION:

MIGRATING SCAB

TRAUMATIC PERFORATION:

HOT GREASE (1 month)

TRAUMATIC PERFORATION:

DIRECT TRAUMA

TRAUMATIC PERFORATION:

EVERTED EDGE

INFECTED TRAUMATIC

PERFORATION:

WATERSKIING ACCIDENT

HEALED TRAUMATIC

PERFORATION:

NEW BLOOD VESSELS

A Bulging Tympanic Membrane

With Impaired Mobility is

Diagnostic of Acute Otitis Media

Middle Ear Effusion is

Demonstrated Here by The

Presence of Bubbles. An Effusion

Must Be Present to Diagnose Acute

Otitis Media or Otitis Media With

Effusion

A Tympanic Membrane That Is

Restricted as The One Shown Here,

May Be Painful; However, It Is

Unlikely to Be Caused By a

Bacterial Infection

The Normal Eardrum is In a Neutral

Position and Is Transcluent

Resolving Serous Otitis Media with

air-fluid levels Serous Otitis Media

Serous Otitis Media-prior to

autoinflation

Serous Otitis Media - air-fluid level

Serous Otitis Media-post

autoinflation

Nasopharyngeal Carcinoma

Causing Serous Otitis Media

SEROUS OTITIS MEDIA:

BEFORE MYRINGOTOMY SEROUS OTITIS MEDIA:

AFTER MYRINGOTOMY

SEROUS OTITIS MEDIA:

ENLARGED ADENOIDS

SEROUS OTITIS MEDIA:

BUBBLES

SEROUS OTITIS MEDIA:

EXTRUDED REUTTER BOBBIN TUBE

WITH COLLAR OF DRIED SEROUS

TRANSUDATE

Serous OM Old 2

Serous B Before Autoinflation

Severe Acute Diffuse Otitis

Externa

Acute Localized Otitis Externa

[Furuncle]

Acute Localized Otitis Externa

[Furuncle]

Acute Diffuse Otitis Externa

[swimmer's ear]