trauma: complications of trauma Flashcards

1
Q

name 4 early local complications of fractures

A

compartment syndrome, ischaemia, nerve compression, skin necrosis

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2
Q

name 5 early systemic complications of fractures

A

hypovolaemia, shock, ARDS, acute renal failure, systemic inflam response syndrome (SIRS), death

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3
Q

name 6 late local fracture complications

A

stiffness, loss of function, chronic pain syndrome, non-union, OA, DVT

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4
Q

name a late systemic fracture complication

A

PE

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5
Q

what is compartment syndrome

A

bleeding and inflam response causing rise in pressure in fascia compartment –> compressed venous system and secondary ischaemia

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6
Q

what are symptoms and signs of compartment syndrome

A

severe pain, loss of function, paraesthesia, severe pain out of clinical context, tensely swollen and tender, volkmann’s ischaemic contracture

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7
Q

what is volkmann’s ischaemic contracture

A

compartment syndrome where muscles necroes after being left too long

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8
Q

how do you treat compartment syndrome

A

remove tight clothing, fasciotomy

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9
Q

how do vascular injuries arise on trauma

A

penetrating/ blunt, vessels can be compressed and torn, partial tears of arterial intima can thrombose to an occlusion

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10
Q

what can digital limb ischaemia lead to

A

amputation

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11
Q

what can haemorrhage lead to

A

hypovolaemic shock

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12
Q

what vessel can be damaged in knee dislocations

A

popliteal artery

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13
Q

what vessel can be damaged in paediatric supracondylar fracture of the elbow

A

brachial artery

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14
Q

what vessel can be damaged in shoulder

A

axillary

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15
Q

fractures where can lead to life threatening haemorrhage

A

pelvis

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16
Q

how do you treat vascular injuries from fractures

A

shunt and repair (bypass r stent)

17
Q

what are skin problems that can arise from fractures

A

laceration from bone, skin fragility, pressure –> blanching –> necrosis, shearing/ degloving

18
Q

what are fracture blisters

A

from inflamm exudate causing lifting of epidermis

19
Q

what are symptoms of non-union fracture

A

pain, oedema, movement at fracture site, bridging callus on imaging

20
Q

what is delayed union

A

doesn’t heal in expected time, tibia and femoral shaft slow, can lead to infection

21
Q

what is hypertrophic non-union

A

from excessive movement at fracture site

22
Q

what is atrophic non-union

A

rigid fixation with fracture gap, lack of blood

23
Q

what fractures can have a poor blood supply

A

scaphoid, distal clavicle, femur

24
Q

when can DVT

A

after pelvic or major lower limb fracture to then being immobile

25
Q

how do you prevent, identify and treat DVT after fracture

A

prophylactic LMWH to at risk patients, duplex scans and anticoag

26
Q

what is fracture disease

A

stiffness and weakness from cast, resolves in time

27
Q

where does AVN commonly occur

A

femoral neck, scaphoid, talus

28
Q

how would you manage end stage AVN of common sites

A

hip - THR, scaphoid/ talus = arthrodesis

29
Q

what fractures are at risk for OA

A

intra-articular and malunion

30
Q

what is complex regional pain syndrome

A

heightened pain after injury, constant burning, throbbing, increased sensitivity, swelling and pain on movement