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Nerve Excitability Assessment in Chemotherapy-induced Neurotoxicity
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Critical Illness Neuropathy.

Hatice Tankisi1, Mamede de Carvalho2,3, Werner J Z'Graggen4

  • 1Department of Clinical Neurophysiology, Aarhus University Hospital, Aarhus, Denmark.

Journal of Clinical Neurophysiology : Official Publication of the American Electroencephalographic Society
|May 3, 2020
PubMed
Summary
This summary is machine-generated.

Critical illness polyneuropathy (CIP) and myopathy (CIM) are common in critically ill patients. This review summarizes nerve conduction studies and electromyography for diagnosing CIP and differentiating it from CIM in intensive care units.

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Area of Science:

  • Neurology
  • Intensive Care Medicine
  • Electrophysiology

Background:

  • Critical illness polyneuropathy (CIP) and critical illness myopathy (CIM) are prevalent in critically ill patients.
  • The precise incidence, causes, and mechanisms of CIP remain unclear.
  • Differentiating CIP from CIM can be challenging due to overlapping symptoms like reduced muscle action potentials.

Purpose of the Study:

  • To review diagnostic methods for CIP in intensive care units (ICUs).
  • To outline strategies for differentiating CIP from CIM and other conditions.
  • To emphasize the role of electrophysiological studies in diagnosing critical illness neuromyopathy.

Main Methods:

  • Review of nerve conduction studies (NCS) for diagnosing CIP.
  • Summary of needle electromyography (EMG) techniques for differentiating CIP and CIM.
  • Discussion of challenges in performing NCS/EMG in the ICU setting.

Main Results:

  • NCS and EMG are crucial for diagnosing CIP and CIM.
  • Sensory NCS are key for distinguishing CIP from CIM.
  • Critical illness neuromyopathy, encompassing both CIP and CIM, requires careful electrophysiological assessment.

Conclusions:

  • Nerve conduction studies and needle electromyography are essential for diagnosing critical illness polyneuropathy.
  • These electrophysiological techniques aid in differentiating CIP from critical illness myopathy and other neuromuscular disorders in critically ill patients.
  • Accurate diagnosis and differentiation are vital for managing patients with critical illness neuromyopathy.