ears, nose, throat, head, neck Flashcards

1
Q

what is, and what causes, exostoses

A

swimmers ear

due to chronic exposure of the middle ear to cold water causing bony growths to try and protect it

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2
Q

which vessel is most likely to be involved in a posterior epistaxis

A

sphenopalatine vessels - may be a BIG bleed

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3
Q

5 causes of a discharging ear

A
wax
otitis externa
foreign body
acute otitis media with perforation
chronic suppurative otitis media +/- cholesteatoma
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4
Q

common virus associated with nasopharyngeal carcinoma

A

EBV

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5
Q

presentation of otitis externa

A

painful, itchy, blocked ear

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6
Q

main causes of facial paralysis other than stroke

A

acute otitis media complicated by facial nerve palsy

herpes zoster oticus (Ramsay hunt syndrome)

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7
Q

when do you insert grommits

A

when otitis media with effusion does not resolve within 4 months or the child is ‘at risk’ or is associated with structural damage to the tympanic membrane

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8
Q

what are the sequelae of septal haematoms

A

abscess –> necrosis of the cartilage –> saddle nose or perforation

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9
Q

complications of cholesteatomas

A

erosion into the temporal bone –> infection and brain abscesses and erosion of the facial nerve

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10
Q

common organisms that cause acute otitis media

A

strep pneumonia
Hamophilus influenza
morexella catarrhalis

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11
Q

what do you see with the otoscope in a patient with otitis media with effusion

A
  • bubbles of fluid
  • tympanic membrane is brown/redish
  • very concave eardrum
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12
Q

causes of referred ear pain

A
  • oropharyngeal pathology (IX)
  • Laryngopharynx pathology (X)
  • Upper molar teeth (V)
  • temporomandibular joing (V)
  • parotid gland (V)
  • cervical spine (C2,3)
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13
Q

classic 4 symptoms for Meniere’s

A

rotatory vertigo
tinnitus
hearing loss
fullness in the ear

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14
Q

what must you always check for in a patient with a nasal fracture

A

septal haematoma

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15
Q

what is a cholesteatoma

A

collection of keratin and skin in the middle ear from a complication from chronic otitis media

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16
Q

most common area of the nose causing epistaxis

A

Little’s area (anterior septum) - confluence of many vessels

17
Q

management of Ramsay hunt syndrome

A
  • oral steroids
  • if seen within 3 days of onset = acyclovir
  • protect eye from exposure with artificial tears and a pad
18
Q

functions of grommets

A

ventilates the middle ear

acts as a pressure equalisation device

19
Q

which structures are present in the cavernous sinus

A
  • CN 2, 3,4,6 (eyes)
  • CN 5
  • venous sinus
  • ICA
  • sympathetic plexus
20
Q

classic presentation of otitis media in children

A

wake up in the middle of the night with pain

21
Q

typical AB given for acute otitis media

A

amoxycillin

22
Q

causes of conductive hearing loss

A
middle ear fluid
perforated tympanic membrane
wax
otosclerosis
ossicular discontinuity
23
Q

acute Rx of Meniere’s

A

prochlorperazine or diazepam

24
Q

when do you prescribe topical AB for otitis media

A

only if there is a perforation

25
Q

what do you see through the otoscope with acute otitis media

A
  • injected vessels running doing the malleus
  • fluid level
  • convex ear drum
  • yellow/red discolouration
26
Q

when do you give AB for otitis media

A
  • patient less than 2
  • tympanic membrane perforation
  • is Indigenous
  • has known ID
  • has cochlear implant
  • has the only hearing ear infected
27
Q

what is the difference between rhinitis and rhinosinusitis

A

rhinosinusitis = infectious