ENT Trauma Flashcards

1
Q

What is needed for a history of nasal trauma?

A
mechanism of injury
when
LOC (loss of consciousness)
Epistaxis?
Breathing?
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2
Q

Examination?

A
Bruising
swelling
tenderness
deviation (tilt head back to see clearer)
facial tenderness
infraorbital sensation
CNs
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3
Q

How long can deviation be fixed?

A

2 weeks (after this the bones are set)

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4
Q

How would you improve visualisation of deviation?

A

tilt head back

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5
Q

How would you examine CNs?

A

eye movements - specify

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6
Q

How does a septal haematoma feel?

A

Boggy swelling

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7
Q

How does septal deviation feel?

A

Hard swelling

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8
Q

What is crucial about a septal haematoma?

A

Can cause septal abscess or perichondrium stripped from cartilage (loss of blood supply) and both can cause necrosis of the cartilage

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9
Q

Do you need to x-ray for nasal fracture?

A

No- clinical diagnosis

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10
Q

When can you accurately assess nasal deviation?

A

5-7 days after injury (allow for swelling to decrease)

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11
Q

How can you assess deviation?

A

Push back to straight

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12
Q

What is epistaxis?

A

Nose bleed

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13
Q

What is the commonest emergency in ENT?

A

epistaxis

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14
Q

How many anatomies do you have in the now?

A

2 - one at front and a venous at the back

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15
Q

Management of nose bleed?

A

try to arrest or slow bleed - squeeze tip and lean forward

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16
Q

How can you cauterise a vessel?

A

silver nitrate or diathermy

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17
Q

What does a rhino pack allow for?

A

allows you to put internal compression on the bleed (blow up a nasal tampon)

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18
Q

When do CSF leaks settle?

A

spontaneously within 10 days

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19
Q

What can cause CSF leaks?

A

if the fracture site is at the cribriform plate

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20
Q

What is an alternative name for a pinna haemotoma?

A

Cauliflower ear, caused by the blood up of blood under the … and will result in necrosis of the cartilage

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21
Q

What do you do to treat lacerations?

A

Debride, put it back into the anatomical position, and give prophylactic antibiotics

22
Q

How do you transport a lacerated part of ear?

A

wrap in gauze or a sock and put in an ice box so it doesn’t get damaged by the ice

23
Q

What do you want to ask in a temporal bone fracture?

A
mechanism
hearing loss
facial palsy?
vertigo?
CSF leak?
any other ass injuries
24
Q

What are the examination findings of a temporal bone fracture?

A

Bruising behind the ear and around eyes, asses facial nerve function

25
Q

What are the 2 types of temporal fracture?

A

longitudinal (along axis of temporal bone)

transverse (across axis of temporal - could go through otic capsule)

26
Q

What are most common fractures?

A

longitudinal

27
Q

What is common in L fracture?

A

occicular chain disruption e.g. middle ear so results in conductive deafness

28
Q

What are the 3 types of hearing loss?

A

NOT central

29
Q

Conductive?

A

sound not transmitted effectively through the tympanic membrane due to fluid (1st in non-trauma), TM perforation, ossicular problem (most commonly the incus), if you have otosclerosis then this is 2nd most common in a non-trauma patient

30
Q

Sensorineural?

A

Sensory - cochlea damage

Neural - damage to 8th CN

31
Q

Management?

A

often delayed as poly trauma and common in RTA (may wake up 5 days later with a facial palsy)
May need facial nerve decompression

32
Q

How can you restore hearing?

A

repair ossicular chain, hearing aid or ossiculoplasty

33
Q

What are the 2 most common causes of neck trauma?

A

Penetrating (knife, self harm, household accidents etc)

Blunt (MVA or sports injuries)

34
Q

Epidemiology of penetrating?

A

Males more than females
high mortality rate
Glasgow second most violent city in UK

35
Q

What is Zone 1 of the neck?

A

Low, root of the neck

big arteries and veins, significant damage if here

36
Q

Zone 2?

A

Biggest area, more accessible, not usually life threatening

37
Q

Zone 3?

A

Quite protected, jaw to cranial base, significant injuries

38
Q

History of neck injuries?

A

Mechanism
Pain?
Aerodigestive - dyspnoea, hoarseness (recurrent laryngeal)
CNS problems

39
Q

What type of examination would you do?

A

ABCDE

40
Q

What is the significance of the platysma?

A

Main muscle of the neck - if penetrate through then serious if no penetration then superficial

41
Q

When would urgent exploration be required?

A

expanding haematoma, hypovolaemic shock, airway obstruction, blood in aero digestive tract (penetrating injury)

42
Q

Would you remove the insulting instrument?

A

No as could be plugging the jugular or carotid

43
Q

What sort of mech is required to fracture maxilla?

A

High energy blunt force

44
Q

What is the commonest facial fractures?

A
  1. nasal

2. orbital

45
Q

What sign will you see on CT of blow-out fracture?

A

tear-drop sign showing prolapse of orbital contents into the maxillary sinus

46
Q

Le fort 1

A

Numbness

47
Q

Le fort 2

A

pyramidal - whole of mid face can fall back, significant airway obstruction

48
Q

Le fort 3

A

Literally have to hold whole of mid face forward to prevent airway obstruction

49
Q

What does everyone get for a Le Fort fracture?

A

CT scan

50
Q

What are vertical and horizontal buttresses?

A

if fracture put back into place along these butresses then outcome is quite good