ENT Flashcards

1
Q

sx of acute diffuse otitis externs

A

fever
lymphadenopathy
diffuse swelling
variable pain, pruritus
pain on moving ear and jaw
impaired hearing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

how do you manage acute otitis externaal

A

topical antibiotics SOFRADEX + topical steroid

Oral Fluclox or Gent if severe

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

why are children more likely to have otitis media

A

short horizontal and poorly functioning eustachian tubes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

who is otitis media most common in

A

youong children,
male
cleft palate
downs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

how does otitis media present

A

pain in the ear and fever
may have reduction in hearing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

hat causes otitis media

A

a VIRAL infection whhich swells the eustachian tube
this blocks the middle ear fluid drainage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

how do you manage otitis media

A

Oral amox 5 days if:
- more than 4 days of sx
- less than 2 yo and bilateral
- 1 perforation / discharge in canal

otherwise consider delayed / no prescription

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

what is a choleasteatoma

A

abnormal skin growth / cyst of epithelium in the middle ear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what causes choleasteatoma

A

congenital
due to perforation in chronic suppurative OM

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

sx choleasteatoma

A

EAR DISCHARGE (foul smelling white discharge)

OR

conductive hearing loss

may also have headache, pain, verttigo, facial paralysis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Who should you suspect choleasteatoma in

A

anyone with unexplained unilateral ear discharge not repsonsive to abx

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

how do you ix cholesteatoma

A

Otoscopy
or CT

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

how do you manage choleasteatoma

A

refer to ENT for surgery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

what is tintinnus

A

sensation of sound WITHOUT external sound

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

causes of tintinnus

A

Vestibular system:
- menieres
- otosclerosis

Brain:
- acoustic neuromoaa
- head injury

General:
- noise induced
- presbycusis

drugs
- aspirin
- aminoglycosides
- loop diuretics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

differentials for vertigvo

A

vestibular:
- menieres
- BPPV
- labirinthitis

Central:
- acoustic neuroma
- MS
- stroke
- head injury
- inner ear syphilis

Drugs:
- gentamicin
- loop diuretics
- metronidazole
- co-trimoxazole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

what does Romberg +ve indicate?

A

vestibular or proprioceptive disorder

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

what is menieres diseasee

A

dilatation of endolymph spaces due to increaaed lymph fluid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

how does menieres prsent

A

CLUSTERED ATTACKS
last <12h
aurala fullness / pressure
vertigo, NV, nystagmus
tintinnus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

what ix for meenieres

A

audiometry,

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

mx menieres

A

cyclizine (to treat emesis)
betahistine (to treat vertfgo)

surgical : use grommets to give gentamicin; saccus decompression

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

vestibular neuronitis history

A

following a febrl history (URTI)
sudden vertigo and vomiting
exacerbated by eye movements
NO HEARING LOSS

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

what s the difference between vestibular neuronitis and labirinthitis

A

vestibular neuronitis : NO HEARING LOSS
labirinthitis: hearing loss

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

how do you manage vestibular neuronitis and labiritinthis

A

prochlorperazine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

which maneuvre confirms BPPV?

A

Dix-Hallpike

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

which maneuvre treats BPPV

A

Epley maneuvre

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

causes of hearing loss in adults

A

Conductive (between auricle and round window)
- external ear obstruction (wax)
- TM perforation (trauma, infection)
- Ossicle defect (otosclerosis)

sensorineural (defect in cochlea, cochlear nerve or brain)
- Drugs (aminoglycosides, vancomycin)
- Infective (meningitis, measles, mumps, herpes)
- menieres, trauma, MS; CPA lesion, low B12

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

what is an acoustic neuroma

A

benign slow growing tumour of superior vestibular nerve

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

what condition is acoustic neuroma associated with

A

NF2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

sx acoustic neuroma

A

slow onset unilateral SNHL
tintinnus
vertigo
headache
CN palsy (5,7,8)
cerebellar signs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

ix acoustic neutroma

A

MRI

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

otosclerosis aetiology

A

AUTOSOMAL DOMINANT
fixation of tapes at the oval window

33
Q

S/S otosclerosis

A

begins in early adult lifwe
bilateral conductive deafness
tintinnus
hearing loss improves with noise
hearing loss worsens with pregnancy menstruation menopause

34
Q

mx otosclerosis

A

hearing ads
stapes implant

35
Q

mx allergic rhinosinusitis

A

mild sx: oral antihistamine (cetirizine) or intranasal antihistamine (azelastine) PRN

moderate-severe: Intranasal coorticosteroid

36
Q

what is sinusitis

A

infection of the maxillary sinuses from viral URTI > may lead to secondary bacterial infection

may occur with pain, swelling and tenderness on front of face

37
Q

how do you manage sinusitis

A

if sx <10 days, no antibiotics
sx > 10 days give high dose nasal corticossteroid for 14 days
abx if sx dont get better after 7 days

38
Q

how do you manage nasal polyp

A

routiine referral to ENT
medical therapy (topical betamethasone drops 4-6 weeks, followed by short course of oral steroids)

39
Q

common pathogens causing otitis externa

A

Staph aureus
Pseudomonas aeroginosa

40
Q

RF otitis externa

A

swimming in dirrty water
diabetes
old age
wax buildup

41
Q

what is necrotising otitis externa

A

progression of otitis externa through ear canal > bon > across skull base

ESSENTIALLY CAUSES OSTEOMYELITIS into mastoid and temporal bones

42
Q

sx necrotising otitiis external

A

severe pain in ear
exhudate
granulation tissue in ear
may cause CN palsy

43
Q

how do you manage necrotising otitis externa

A

urgent ENT referral
ADMIT
CT head, IV ABx

44
Q

what does TM look like in otitis media

A

red and bulging TM
loss of normal light reflex
perforation and pus

45
Q

what is another name for glue ear?

A

Otitis media with effusion

46
Q

SSx glue ear

A

reduced hearing (conductive)
NO other problems

47
Q

how do you ix glue ear, and what are findings

A

otoscopy (eardrum dull and retracted, fluid level visible()
audiometry (hearing test)

48
Q

how do you manage glue ear

A

observe for 3 months
if persistent, refer to ENT

49
Q

what is a dangerous complication of otitis media in children?

A

MASTOIDITIS

50
Q

Explain mastoiditis pèresentation

A

inflamed mastoids> mastoid pain
discharge
swelling behinid ear, ear pushed forward

51
Q

How do you manage mastoiditis

A

ADMIT
IV Abx
CT scan
may require incision and drainage

52
Q

causes of epistaxis

A

LOCAL
- trauma (nose picking)
- URTI, allergy
- nasal polup

SYSTEMIC:
- GPA (wegener’s)
- coagulopathy
- hereditary haemorrhagic telangectasi

53
Q

acute mx of epistaxis

A

sit up, lean forward, mouth open
Pinch soft area of nose (compress nasal cartilage)
Place ice on nose

54
Q

mx if epistaxis takes longer than 15 minutes to respove

A
  1. remove clots, gauze, rhinoscopy
  2. visualise bleeding> CAUTERISE
  3. bleeing cannot be visualised > PACKING (anterior / posterior with foley)
  4. refer to ENT
55
Q

2 key causes of tonsillitis

A
  • group A beta haemolytic strep
  • EBV (MONO)
56
Q

what must you never give in suspected MONO

A

never give AMOXICILLIN
as it causes a widespread maculopapular rash

57
Q

what score can you usee for tonsillitis, and what does it detect

A

CENTOR score

Each point scores 1:
- Tonsillar exhudate
- Tender anterior cervical lymphadenopathy
- Fever >38
- no cough

if score 3/4, there is up to 50% chance that it is due to bacteria > prescribe antibiotics + rapid strep test

58
Q

sx tonsillitis

A

sore throat
fever
dysphagia, odynophagia
hoarness, rhinitis, fatigue, lethargy

59
Q

what shows on ENT exam for tonsillitia

A

enlarged tonsils, white exhudates, cervical lymphadenopathy

60
Q

when do you admit patient with tonsillitis

A
  • pain not tolerated withh analgesia
  • complete dysphagia
  • difficulty breating
  • clinically dehydrated
  • QUINSY
61
Q

what is QUINSY

A

PERI-TONSILLAR ABSCESS

62
Q

how does quinsy present

A

unilateral tonsil swelling with deviated ubvula
needs drainage + admission + IV Abx

63
Q

Mx of tonsillitis

A

Phenoxymethylpen 10 days (if indicated)
Clarythromycin if allergy

64
Q

what is a complication of GAS tonsillitis (i.e. what can onsillitis progress to in children)

A

Group A strep can progress to SCARLET FEVER

65
Q

how does Scarlet fever present

A

Sandpaper erythematous rash on neck and chest > sppreads to trunk and legs
Strawberry tongue

may later progress to rheumatic feber

66
Q

mx of scarlet fever

A

phenooxymethylpenicillin

67
Q

epiglottitis rf

A

UNVACCINATE child (as caused by H influenza)

68
Q

presentation of epiglottitis

A

sitting forward
drooling
sore throat
dysphagia
STRIDOR

69
Q

what is ludwigs angina

A

infction of submandibular space

70
Q

how does ludwig angina present

A

neck swelling - WOODY AND HARD TO TOUCH
dysphagia
fever
drooling

71
Q

what s age related heariing loss also called

A

presbycusis

72
Q

describe presbycusis presentation

A

over 65 yo
bilateral
slow onset
may have tinnitusss

73
Q

mx presbycusis

A

hearinig aiid

74
Q

what does a unilateral polyp require

A

URGENT ENT REFERRAL
as it is a red flag sx

75
Q

what must yoou do if TM rupture does not repair in 6-8 weeks

A

refer to ENT for MYRINGOPLASTY (repair of perforation)

76
Q

describe the hearing loss type in presbycusis

A

BILAT HIGH FREQUENCY HEARING LOSS

77
Q

where does most nosebleeding come from

A

the ANTERIOR nasal septum

78
Q

how do you manage quincy

A

Admit
IV antibioticss + drainage
consider tonsillectomy in 6 weeks