Crush _____: a direct injury resulting from a crush
Crush ______: the systemic manifestation of muscle cell damage resulting from pressure or crushing
Trauma - Week 9 - Crush / Compartment Syndrome /Hangings
Quiz
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Other
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University
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Medium
Kristie Dack
Used 1+ times
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25 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Crush _____: a direct injury resulting from a crush
Crush ______: the systemic manifestation of muscle cell damage resulting from pressure or crushing
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Crush Syndrome: Causes
Severe Crush Injury
Immobility on a rigid surface for >1 hour
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Crush Syndrome Pathophysiology
A combination of ______ ____ & ______ will cause muscle death within 1 hour
mechanic force
gravitational force
ischemia
hypoxia
any intramuscular force which acts continually above the diastolic blood pressure causes this
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
______ _______
"when an extremely high pressure builds up in a closed fascia space"
usually rapid
Occurs when capillary blood perfusion is
decreased => prevents adequate circulation to
the necessary areas => compromises tissue viability
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Limb Compartment Syndrome Causes
Fractures: open or closed
comminuted increases risk
Management of #
Vascular/Iatrogenic
Extravasation
(fluid leakage)
Soft Tissue Injury
Crush
Burns
Hypertension
Worsens all causes
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Compartment Syndrome: Mechanism
Issue is _____ return
initial problem is _____, heamorrhgae or external compression
raises compartment pressure
Cyclic Mechanism
Raised compartment pressure = compression of small ____ > worsening venous return, oedema, and compartment pressure
Eventually, Arteriolar compression occurs > muscle and nerve ______ results
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Compartment Syndrome: Crush Injury
Normal muscle compartment pressure is:
<15mmHg
Pressure >30mmHg produces muscle ischemia
irreversible muscle damage after 6 hours
hypertensive patietns are more at risk than patients with hypotension because they naturally have a lower diastolic pressure
Irreversible nerve damage after 4 hours
Answer explanation
HYPOtensive patients are more at risk than patients with HYPERtension because they naturally have a lower diastolic pressure
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