Trauma Flashcards

1
Q

What questions are important to ask in nasal trauma?

A
Mechanism of injury
Bleeding and for how long
LOC
Breathing difficulties
Loss of sensation
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2
Q

How long does it take for nasal swelling to settle down?

A

3-5 days

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3
Q

What nerve can be damaged to the cheek?

A

Infraorbital

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4
Q

What is a septal haematoma?

A

A blood engorgement within the perichondrium, adjacent to the septum

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5
Q

Why does a haematoma need to be drained?

A

Cartilage gains nutrients from surrounding mucosa so becomes necrotic if surrounded by blood tumour

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6
Q

Which of the LEGS arteries is most likely to bleed?

A

Anterior ethmoid

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7
Q

Why might anosmia develop?

A

Cribiform plate fracture

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8
Q

What is the correct way to stop a nosebleed?

A

Squeeze ala together and lean forward

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9
Q

What is a rapid rhino pack?

A

Tube that fills up with air and the pressure exerted stops the artery from bleeding

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10
Q

What is another name for a pinna haematoma?

A

Cauliflower ear

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11
Q

How is an ear laceration managed?

A

Debridement
Closure under LA
Antibiotics

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12
Q

What is bruising behind the ear, associated with a temporal fracture called?

A

Battle sign

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13
Q

What are the two types of temporal bone fracture?

A

Longitudinal

Transverse

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14
Q

Which is the most common temporal bone fracture?

A

Longitudinal

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15
Q

What are common symptoms of longitudinal temporal bone fractures?

A

CSF otorrhoea
Bleeding from external canal
Ossicular chain disruption leading to conductive deafness

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16
Q

What makes a longitudinal fracture more likely than a transverse?

A

If the blow comes from the side

17
Q

What might be present in a transverse temporal bone fracture?

A

Damage to the 8th cranial nerve

Facial nerve palsy

18
Q

What kind of things cause a conductive hearing loss?

A

Fluid e.g. effusion, blood or CSF
TM perforation
Otosclerosis

19
Q

What is otosclerosis?

A

Fixation of stapes to oval window

20
Q

Where is the problem in sensorineural hearing loss?

A

Cochlea

8th cranial nerve

21
Q

What point is the weak point in maxillary fractures?

A

Infraorbital groove

22
Q

What is a tear drop sign?

A

On CT
Trauma to the orbit.
Herniation of orbital contents into maxilla

23
Q

If Le Fort fracture suspected, what imaging is done?

A

Xray first but CT for diagnosis

24
Q

What if unilateral nose discharge?

A

Think nasal tumour