Diseases of the External Ear and Middle Ear Flashcards
Where is acute external otitis?
It is disease of outer ear canal.
What is the etiology and presentation of acute external otitis? Treatment? What can happen in immunocompromised patients? Which bacteria requires debridement and oral antibiotics?
It is due to bacterial or fungal infection. Cleaning the ear and using antimicrobial drops with cortisone.
Osteomyelitis can happen in individuals that don’t take proper precautions.
Pseudomonas requires debridement and oral antibiotics
What is chronic external otitis caused by?
It is caused by reduced ear wax production, causes dermatitis and dryness of external ear.
What is otomycosis caused by?
It is the fungal infection of the ear canal, and it is caused by MC candidiasis and also by aspergillosis
What is tympanic membrane perforation?
it is when the tympanic membrane is perforated. When there is water infiltration, prescribe oral antibiotics.
What is otitis media with effusion?
It is when there is basically a unilateral middle ear effusion, eustachian tube dysfunction.
What is the presentation for Acute Otitis Media?
it is a bulging tympanic membrane
What is secretory/mucoid Otitis media?
It is when there is glue ear. Fluid with
Cholesteatoma is located where and what does it cause?
It is the proliferation of granulation tissue within the middle ear–> it is a chalky white lesion
What is an osteoma?
Bony spur within external auditory canal
Tympanosclerosis
They are chalk patches basically
What is otalgia?
Sign of malignancy d/t referred pain from mouth, throat, tongue, or jaw
Perichondritis
inflammation of the ear cartilage so great that the ear canal is obstructed
Keloid
Excess scar tissue that overgrows wound margins in African Americans
How are hematomas of the pinna treated?
drain, compress, want to prevent aseptic necrosis and cartilage deformity. must tx
