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ICU Acquired Weakness

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Questions and Answers

What is the most common cause of muscle weakness in the ICU?

Guillain–Barré Syndrome
Loss of muscle mass and strength
Primary neuromuscular disorders
ICU-acquired weakness (correct)

Which type of muscles are primarily affected by ICUAW?

Limb muscles (correct)
Respiratory muscles
Facial muscles
Ocular muscles

What percentage of patients staying in the ICU for over 7 days are diagnosed with ICUAW?

26-65%
50%
30-57% (correct)
10-20%

In what percentage of patients intubated for 5-7 days is ICUAW diagnosed?

<p>26-65% (A)</p> Signup and view all the answers

What is the main characteristic of ICUAW?

<p>Generalized and affects limb and respiratory muscles (B)</p> Signup and view all the answers

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Study Notes

ICU-Acquired Weakness (ICUAW)

The most common cause of muscle weakness in the ICU is ICUAW.

Characteristics of ICUAW

Primarily affects peripheral muscles, not respiratory muscles.
Affects 25-50% of patients staying in the ICU for over 7 days.
Diagnosed in 20-30% of patients intubated for 5-7 days.

Key Features of ICUAW

Main characteristic: diffuse, symmetric, flaccid weakness of the limbs, often accompanied by muscle wasting.

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