OMFS Trauma Flashcards

1
Q

What are the principles for assessing the trauma case?

A

Airway
Breathing
Circulation
Disability

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2
Q

What the presenting features of a mandible fracture?

A

Sublingual heamatoma
2 point mobility vertically
Abnormal sensation/ numbness contra lateral to side of injury
Pain contra lateral

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3
Q

What is the treatment for mandibular fracture (as GDP)?

A

Tell pt to fast anf grove analgesia
Antibiotics given for open fractures (through dentate mandible or mucosal breach)
Liquid diet
Immediate discussion with OMFS team (urgent referral)

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4
Q

What are some presenting features of a mid face trauma?

A

Le fort fractures- top jaw is mobile in all

Epistaxis without blow to the nose
V2 numbness without direct blow to nerve
Subconjunctival bleed
Midface mobility
Malocclusion
Surgical emphysema around eye

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5
Q

What is the management for zygomatic fracture as gdp?

A

No indication for routine antibiotics
Call OMFS - follow up in 7-10 days
No nose blowing
Soft diet (for their comfort)
Warn pt of retrobulbar bleed risk (can go blind)

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6
Q

What is Le fort?

A

Describes the way in which mid face breaks (transverse fractures in 3 distinct patterns). All fractures in this class extend in to pterygoid columns and plates.

Le fort 1 - palatal fracture (only top jaw moves)
Le fort 2 - teeth and nose come forward
Le fort 3 - teeth and nose come forward, rest of face stays in same place.

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7
Q

What is the management of an orbit fracture as gdp?

A

Ensure visual acuity (can they see) and Diplopoda (double vision) are recorded.
Discuss with OMFS team - suitable for outpatient follow up
No nose blowing
No antibiotics
Give warning of retrobulbar bleed

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8
Q

What is the management of maxilla fracture as GDP?

A

Fast pt
Give antibiotics and advise liquid diet
No nose blowing
Referral to OMFS that day

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9
Q

what is the referral pathway to OMFS?

A

Page OMFS through contacting QEUH
Give patients CHI, phone number, important MH
Keep patient fasted until discussed with OMFS
Allow OMFS for further communication w patient

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10
Q

What is Diplopia?

A

Double vision

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11
Q

What is sublingual haematoma?

A

Bruise under tongue, suggestive of fractured mandible

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12
Q

What are the features of a zygomatic fracture?

A

Unilateral epistaxis (without nose injury)
Eyebrow sign
Paraesthesia when trauma was distant to the extraosseus infra orbital nerve
Buttress tenderness/ FZ/ IOR/ arch tender

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13
Q

What are the features of a Naso maxillary fracture?

A

Tender IOR/ pyriform
Buttress intact
Often numb
Unilateral epistaxis without blow to nose

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14
Q

What are the features of Naso orbital fractures?

A

Retropositioned nose
Buttress not tender
Hyperteloric (eyes drift apart)
Often numb
Epistaxis

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15
Q

What are the primary and secondary surveys in OMFS?

A

Primary - airway, bleeding
Secondary - sight, bony injury, soft tissue injury

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16
Q

What are some factors which make the airway difficult to asses?

A

Uncleared neck eg hard collar
Poor mouth opening
Intoxicated/ abnormal GCS
Beards
Overweight
Arthritic neck
Maxillofacial trauma

17
Q

Which are the most risky injuries for protecting airway?

A

Bilateral mandible body/ angle fractures
Midface/ pan face fractures
Neck injuries

18
Q

What are signs of acute airway obstruction?

A

Stridor - caused by closed glottis, not moving any air
Stertor - sounds like snoring

Funny noises on inspiration

19
Q

Which is the best way to achieve a safe airway in maxillofacial injuries?

A

Oral intubation - safest option for risky airways, have a surgeon nearby if doesn’t go to plan

20
Q

How much of CO goes to head and neck?

A

1 litre per min

21
Q

How are bleeding emergencies managed?

A

Reduce fractures and pack cavities

22
Q

What are some adjuncts used in bleeding emergencies?

A

Tranexamic acid
Intraventional radiology
Medication impregnated gauze/ packing

23
Q

What is the most common sight loss emergency?

A

Retrobulbar bleed - bleed and build up of pressure behind eye

24
Q

How is a retro bulbar bleed managed?

A

Surgical intervention to relieve pressure - clip eye at the lateral border.

25
Q

What is assessed for sight loss emergencies?

A

Pupils - blown pupils can be many things so must rule out intercranial bleed
Eye movements
Pain
Chemosis (globby conjunctiva)
Proptosis
Visual acuity
Numbness (V1 and V2)

26
Q

What are you assessing for bony injuries?

A

Numbness
Mobility
Visual acuity
Pupils
Symmetry
CSF