complications of fractures Flashcards

1
Q

3 general ways to classify complications of fractures

A
  1. timing - early, inter, late
  2. bone or soft tissue
  3. local or systemic
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2
Q

5 early complicastions

A
  1. compartement
  2. vasscular damage
  3. neuro injury
  4. malunion
  5. RDS
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3
Q

what is compartment syndrome

A
  1. elevation of intracompartamental pressure above perfusion pressure
    - muscle necrosis and severe contracture
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4
Q

4 associations with compartment

A
  1. fractures
  2. crush injuries
  3. tight casts
  4. reperfusion injury
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5
Q

3 Sx of compartment syndrome

A
  1. PAIN
  2. short itme
  3. if unconscious = no Sx
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6
Q

5 signs of compartment Syndrom

A
  1. pain with passive stretch of muscle
  2. pressure is high
  3. paralysis
  4. parathesia
  5. pulseless
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7
Q

treat of compartment syndrome

A
  • immediate fasciotomy
  • leave wound open
  • early detection and prevention key
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8
Q

what is vasc. damage

A
  • surg emerg
  • life and limb threateneing
  • assoc with displaced fractures
  • assess and record vasc. status
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9
Q

what is neuro injury

A
  • assess and record distal function
  • specifc fractures
  • ## assess pattern and severity
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10
Q

treatment of neury damages

A
  • expolre open injuries
  • observe closed for a month
  • explore closed in 3 months if not better
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11
Q

what is malunion

A
  • reduction not obtained

- poor follow up or compliance

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12
Q

what is RSD

A
  • associated with long bone fractures
  • fat embolism syndrome
  • early fixation preventative
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13
Q

7 intermediate complications

A
1. delayed union
2 non-union
3 stiffness
4. infection
 5. compressive neurpathy
6. tendon ruptures
7. reflex symp dystrohy
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14
Q

causes of delayed unuion

A
  • poor reduction
  • inad. mobilization
  • poor blood supply
  • treatment adjustment usually reqiured
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15
Q

causes of stiffness

A
  • prolonged immobilization
  • inadequate rehab
  • treat
  • physio, splint, surgical release
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16
Q

3 causes of infection

A
  1. open fractures
  2. open reduction
  3. hematogenous
17
Q

treatment of infections

A
  • drain
  • debride dead bone
  • AB
  • secondary surgery
18
Q

what is compressive neurpathy

A
  • related to edema and pressures

- median, ulnar, peroneal common

19
Q

what is RSD

A
  • autonomic dysfunciton
  • may occur withour fracure
  • perm stiffness
20
Q

2 late complications

A
  1. avasc. necrosis

2. post-traumatic degen. arthritis

21
Q

where is avasc. necrosis most common

A

femoral head

22
Q

what is degen arthritis

A
  • most with intra-articular fractures
  • ## leasds to stiffness and pain