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Critical Illness Myopathy
Aka: Critical Illness Myopathy, Myopathy Following ICU Admission
- See Also
- Post-ICU Ambulatory Care
- Critical Illness Polyneuropathy
- Critical Illness
- Risk Factors: Impacts mobility and stair climbing after ICU admit
- Prolonged ICU Stay
- Poor baseline health status
- Longer duration of Mechanical Ventilation
- Pathophysiology
- Similar pathophysiology to Critical Illness Polyneuropathy
- Muscular deconditioning due to prolonged immobilization
- Myosin to Actin ratio reduced
- Lean Body Mass drops 2% per day with prolonged immobilization
- Diagnosis
- Similar diagnostic criteria for Critical Illness Polyneuropathy
- Limb Weakness AND
- Unexplained difficult mechanical Ventilator Weaning
- Diagnostics
- Distinguish from Critical Illness Polyneuropathy
- Electromyography
- Nerve Conduction Velocity Studies
- Distinguish from other Myopathy
- Muscle Biopsy
- Management
- Physical Rehabilitation
- Contrast with Critical Illness Polyneuropathy in which physical therapy has no evidence of benefit
- Graded Exercise program
- Early mobilization is key
- Course
- Complications associated with deconditioning can persist 12 months after ICU admission
- References
- Jones (2000) Clin Intensive Care 11(1): 35-8 [PubMed]
- Jones (2003) Crit Care Med 31(10):2456-61 [PubMed]
- Wilbur (2021) Am Fam Physician 103(10): 590-6 [PubMed]