ENT Flashcards

1
Q

How to tell whether someone has otitis media or externa?

A

externa- itchy, irritated upon palpation of tragus

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2
Q

How to tell if ear infection is viral or bacterial?

A

viral- one ear
bacterial- two ears + fever + loss of appetite…

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3
Q

Differentials for nose lesion?

A

tumour
polyp
trauma
infection

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4
Q

Name one scoring system for a sore throat and indication for treatment with antibiotics

A

CENTOR
FeverPAIN criteria
Indicate likelihood of strep infection

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5
Q

How to distinguish between vestibular neuronitis and labrynthitis?

A

hearing is unaffected in vestibular neuronitis

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6
Q

What is the first line treatment for otitis media?

A

amoxicillin 5-7 days

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7
Q

What is the treatment for otitis media with penicillin allergy?

A

clari or erythromcyin

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8
Q

List two complications of acute otitis media

A

meningitis
mastoiditis
intracranial abscess
sinus thrombosis
facial nerve paralysis
hearing loss
recurrence of infection
tympanic membrane perforation

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9
Q

List two bacteria associated with acute otitis media

A

H.influenzae
Strep pneumoniae
Strep pyogenes
Moraxella catarrhalis

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10
Q

List two viruses associated with otitis media

A

RSV
rhinovirus
adenovirus
influenza virus
parainfluenza virus

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11
Q

List two risk factors for otitis media

A

young age
male
smoking
immunodeficiency
no pneumococcal vaccine

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12
Q

What are grommets??

A

treatment for glue ear-middle part of ear canal fills up with fluid
small tube inserted into ear to drain fluid and keep eardrum open. They fall out naturally within 6 to 12 months

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13
Q

What is the treatment for glue ear?

A

watchful waiting for 3 months and review. If functional impairment then consider surgery or hearing aids. Steroids and decongestants don’t work

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14
Q

List two risk factors for tinnitus

A

age
noise exposure
drugs

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15
Q

List one drug associated with tinnitus

A

NSAIDs
aminoglycosides
diuretics

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16
Q

List two red flags associated with tinnitus

A
  1. significant suicide risk
  2. sudden onset with significant neurological symptoms/signs/suspected stroke
  3. Tinnitus with uncontrolled vestibular symptoms e.g. vertigo
17
Q

Two differentials for tinnitus with vertigo?

A

Merniere’s, acoustic neuroma, migraine

18
Q

How does infectious mono differ in presentation with bacterial tonsillitis?

A

mono- ant and post palpable lymph nodes
tonsillits- ant chain only

19
Q

List the typical triad of infectious mono

A

fever
pharyngitis
cervical lymphadenopathy

20
Q

What are the investigations for mono?

A

FBC and monospot

21
Q

List two differentials for sudden unexplained sensorineural hearing loss

A

trauma
stroke
viral
vestibular schwannoma
ototoxicity
autoimmune

22
Q

What is Merniere’s disease?

A

inner ear disease- vertigo, tinnitus, hearing loss

23
Q

What is the pathophysiology of merniere’s disease

A

unclear.
buildup of fluid in labyrinth of inner ear

24
Q

List two types of dizziness

A

vertigo
lightheadedness
presyncope
dysequilibrium

25
Three differentials for dizziness?
vertigo benign paroxysmal positional vertigo complete heart block bicuspid aortic valve
26
Name a score to identify groups which would benefit from antibiotic treatment for tonsilitis
FeverPAIN
27
What is quinsy?
In quinsy, the abscess (a collection of pus) forms between one of your tonsils and the wall of your throat. This can happen when a bacterial infection spreads from an infected tonsil to the surrounding area. Quinsy can occur at any age, but most commonly affects teenagers and young adults.
28
What is the first line choice antibiotic for tonisillitis?
phenoxymethylpenicillin
29
If patient has penicillin allergy, which antibiotic for tonsillitis?
clari or erythro
30
Which antibiotic for tonsillitis is safe to used in pregnancy?
erythromycin
31
List two criteria in FeverPAIN score
Fever in the previous 24h. Purulence of tonsils. Attended rapidly (patient seen in the first 3d of symptoms starting). Inflamed tonsils. No cough/coryza.
32
Patient scores 4 on FeverPAIN. What is your plan?
antibiotics! Score of 0 or 1: treat with simple measures. Score of 2 or 3: offer a back-up prescription to be used if no improvement within 3–5d. Score of 4 or more: offer antibiotics immediately if severe symptoms or a back-up prescription if less severe (diagnostic studies suggest about 60% of these patients will have a strep sore throat).
33
The Centor score stratifies the risk of which infectious agent for tonsilitis?
group A beta-haemolytic strep
34
What is Lemierre's syndrome?
very rare...infection caused by fusobacterium necrophorum- more likely in recurrent infections
35
25 year old with sore throat and fever. More unwell than expected. What could be the causative agent?
Fusobacterium necrophorum- Lemierre's syndrome