Otoscope pathology Flashcards
Impacted wax
foreign body stuck there
foreign body caused some irritation and bleeding
otitis externa, walls of ear canal very edematous & inflammed
Types of TM perforation locations
which ones are unsafe?
central perforation is safer than an attic perforation (pars flaccida)
bc attic part is not under tension so greater risk of complication arising in that area
Otitis media no effusion
bulging tympanic membrane, red
Also otitis externa, cant see TM bc of pus and debris everywhere
Fungal otitis Externa, hyphee strands
TM perforation
Wet
tympanic membrane perforation
can see glistening mucous lining of the middle ear
a dry perforation
Central perforation
attic perforation (cholesteatoma)
blood stained area and whitish material
retraction pocket in pars flaccida
foul smelling persistant discharge
an early cholesteatomo
TM looks fairly normal, u can see cone of light and malleous,
but see bl attic theres somthing there
delayed cholesteatoma retracted pocket has become bigger,
cholesteatoma
Pearly white keratin appearence
cholesteatoma
man w/ previous ear infections
Tympanosclerosis (not serious tara)
chalky white deposits appearence
previous ear infection heals and forms this
Otitis media with effusion (glue ear)
Dark (straw coloured) TM bc of mucous fluid bidal air, malleolus slight retracted looks horizontal instead of vertical
Glue ear
honey colour appearance
air bubbles
Congenital cholesteatoma
persistant epithelial cells rest left within the middle ear during growth of the embryo
