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Related Concept Videos

Disorders of the Skeletal Muscle01:28

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The clinical conditions affecting the skeletal muscle tissue are broadly categorized as musculoskeletal and neuromuscular disorders.
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Introduction:Acute Kidney Injury (AKI) describes a swift decrease in kidney function occurring over hours to days, characterized by the kidneys' failure to remove waste products from the bloodstream. This leads to dangerous complications like metabolic acidosis, fluid overload, and electrolyte imbalances, such as hyperkalemia, which can cause life-threatening arrhythmias. AKI is common in both hospital and outpatient settings, often triggered by dehydration, sepsis, or exposure to nephrotoxic...
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Acute Kidney Injury VI: Nursing Management01:22

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Acute Kidney Injury (AKI) results in an inability to maintain fluid, electrolyte, and acid-base balance. Effective nursing management is critical in improving patient outcomes and includes comprehensive patient assessment and targeted interventions.Comprehensive Patient AssessmentA detailed history collection is essential, focusing on any recent infections, nephrotoxic medication use, or chronic conditions such as hypertension and diabetes that may contribute to AKI. During the physical...
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Acute Kidney Injury V: Interprofessional Care01:20

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Acute Kidney Injury (AKI) requires a collaborative healthcare approach to restore renal function and prevent complications. Essential management strategies involve monitoring fluid and electrolyte balance, adjusting medications, initiating dialysis when necessary, and providing nutritional support.Fluid and Electrolyte ManagementFluid Monitoring: Regularly monitoring body weight, central venous pressure, and urine output helps detect fluid imbalances early. Patient intake and output are...
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Myasthenia Gravis: Diagnostic Tests01:15

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Myasthenia gravis is an autoimmune condition affecting neuromuscular transmission, causing generalized weakness in skeletal muscles. Initial diagnoses rely on patients' signs, symptoms, and medical history. The challenge lies in distinguishing myasthenia from other muscular dystrophies. An important diagnostic feature is the significant improvement of symptoms after administering anticholinesterase inhibitors.
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Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients
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Intensive care unit-acquired weakness.

J Horn1, G Hermans2

  • 1Department of Intensive Care, Academic Medical Center, Amsterdam, The Netherlands.

Handbook of Clinical Neurology
|February 14, 2017
PubMed
Summary
This summary is machine-generated.

Intensive care unit-acquired weakness (ICUAW) causes severe limb and respiratory muscle weakness in critically ill patients. Understanding ICUAW pathophysiology, risk factors, and treatments is crucial for improving patient recovery and quality of life.

Keywords:
critical illnesselectrophysiologypolyneuromyopathyweakness

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Area of Science:

  • Critical Care Medicine
  • Neurology
  • Physical Medicine and Rehabilitation

Background:

  • Critically ill patients often develop severe muscle weakness, termed intensive care unit-acquired weakness (ICUAW), after prolonged intensive care unit (ICU) stays.
  • This condition frequently involves nerve and muscle injury, particularly in sepsis survivors with systemic inflammatory response.
  • ICUAW leads to extended mechanical ventilation, longer hospital stays, and significant long-term disability impacting patients' quality of life.

Purpose of the Study:

  • To review the current understanding of ICUAW pathophysiology and associated risk factors.
  • To describe diagnostic tools and methods for differentiating ICUAW from other neuromuscular disorders.
  • To outline potential therapeutic strategies for managing ICUAW.

Main Methods:

  • Literature review of existing research on intensive care unit-acquired weakness.
  • Synthesis of information regarding pathophysiology, risk factors, diagnosis, and treatment.
  • Discussion of diagnostic criteria and differential diagnoses for ICUAW.

Main Results:

  • ICUAW is characterized by significant neuromuscular impairment in critically ill patients.
  • Risk factors include sepsis, systemic inflammation, and prolonged mechanical ventilation.
  • Effective diagnostic and therapeutic strategies are still evolving but essential for patient outcomes.

Conclusions:

  • ICUAW is a significant complication of critical illness with profound long-term consequences.
  • Further research into pathophysiology and risk factors is needed for improved prevention and treatment.
  • Increased attention and understanding of ICUAW are expected to enhance patient recovery and reduce disability.