what is a cholesteatoma?
an abnormal accumulation of stratifies keratinising squamous epithelium growing in middle ear
what are the symptoms of a cholesteatoma?
what causes a cholesteatoma/
what are the signs of a cholesteatoma?
what is the main complication of a cholesteatoma?
what is the management of a cholesteatoma?
why does the pars flaccida invert in early signs of a cholesteatoma?
due to pressure differences tympanic membrane is pulled and pars flaccida is weakest part of tympanic membrane
what is the presentation of acute sinusitis?
nasal blockage or nasal discharge with facial pain/pressure (or headache) and/or reduction of the sense of smell
*persistence of symptoms beyond 10 days, but less than 12 weeks.
how would you examine a patient to confirm a diagnosis of sinusitis?
inspect and palpate maxillofacial area to elicit swelling and tenderness
perform anterior rhinoscopy (=nasal inflammation, mucosal oedema, and purulent nasal discharge OR nasal polyps / septal deviaton )
Recording pulse rate, BP, and temp if person is systemically unwell.
how woudl you if acute sinusitis is bacterial or viral?
bacterial:
- symptoms last mroe than 10 days
- Discoloured or purulent nasal discharge
- Severe local pain
- A fever greater than 38°C.
- A marked deterioration after an initial milder form of the illness .
- Elevated ESR/CRP
what are the normal causes of referred pain to the ear?
what can cause congenital deafness?
what treatment is given for congenital deafness?
Hearing aids
Cochlear implants – electrically stimulates the cochlear nerve
Grommets
If hearing can’t be improved, families and their children are taught to use sign language
what is menieres disease?
disorder affectign inner ear which can affect balance and hearing
what are the signs and symptoms of menieres disease
what are the causes of menieres diseasE?
poor fluid drainage in your ear an autoimmune disease allergies a viral infection, such as meningitis a family history of Ménière's disease a head injury migraines
how do you diagnose menieres disease based on symptoms?
a least 2 sponteaneous episodes of vertigo lasting 20mins -12 hours
fluctuating hearing loss, tinnitus and feeling of fullness in affected ear
sensorineural hearign loss determined by audiometry
must refer to ENT to confirm diagnosis
what investigations are doen to diagnose menieres disease?
Head adn neck examination audiogram Rombergs and unterbergers balance tests MRI Bloods - FBC,U&E's, TFT's, Lipid profile, Syphilis screen
what is the management of menieres disease?
to alleviate N+V and vertigo give prochlorperazine
avoid possible triggers (high salt diets, caffeine, excessive fatigue, stress, allergies, chocolate and alcohol)
medical ablation
for severe symptoms - IV labyrinthine sedatives + hydration
surgery - labyrinthectomy (only if have very little hearing left in affected ear)
what is presbycusis
age related hearing loss
usually bilateral, sensorineural hearing loss
what are the signs of presbycusis?
what investigatiosn need to be done to be diagnose menieres disease?
what is the management of presbycusis?
what is noise related hearing loss (NRHL)
cell death and damage to sterocilia in cochlear due to loud noises (repeated or one loud noise)