Outer and Middle Ear Flashcards
When may auricular haematoma occur?
After trauma to the auricle
How is auricular haematoma treated?
Incision and drainage
Pressure dressing
Antibiotics
Why would a pressure dressing be required for treatment of auricular haematoma?
To prevent reoccurence
What is a potential complication for auricular haematoma?
Cauliflower ears
What happens in cauliflower ears?
Necrosis of auricle cartilage leading to deformity
What happens in the case of a foreign body in the ear?
Removal of FB
When may a FB not be removed from the ear?
If it’s small and unharmful as will work it’s way out with wax
One example of a FB in the ear is a button battery. Why would this need to be removed within a few hours?
May cause permanent damage through corrosion.
If a FB is of organic origin, it would need to be removed within a couple of days. What would happen if it wasn’t removed?
May become infected
What is ottitus externa?
Inflammation of the external auditory meatus.
What can cause otitis media?
Infection, but not always the case
What is the treatment for otitis externa?
Antibiotics/ steroid ear drops
+/- suction under microscope
How would otitis externa present?
Pain, itchiness of ear, possible hearing loss
How can reoccurrence of otitis externa be reduced?
No water in ears
No cotton buds in ears
What is ‘malignant’ otitis externa?
Osteomyelitis of temporal bone
-important to note, not malignant in terms of neoplastic but because it can spread
What happens if ‘malignant’ otitis externa spreads?
Can spread throughout skull base and cause serious morbidity ort mortality
How does ‘malignant’ otitis externa present?
Severe ear pain
Granulomas in external auditory meatus
+/- cranial nerve palsies
Which group of people are more likely to get ‘malignant’ otitis externa?
Elderly diabetic patients