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Related Concept Videos

Local Anesthetics: Differential Sensitivity of Nerve Fibers01:24

Local Anesthetics: Differential Sensitivity of Nerve Fibers

924
Local anesthetics (LAs) block the sodium channels of nerve trunks, sensory nerve endings, and neuromuscular junctions. Although LAs can block all kinds of nerves, the sensitivity of nerve fibers differs according to nerve types and structures. LAs are known to block myelinated fibers faster than unmyelinated ones. Also, they block pain or sensory neurons at low concentrations without affecting the motor neurons involved in muscle contractions. This helps relieve labor pain without affecting the...
924

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Nerve Excitability Assessment in Chemotherapy-induced Neurotoxicity
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Nerve Conduction Studies: What an Intensivist should Know?

Sai Saran1, Abdul Qavi2

  • 1Department of Critical Care Medicine, King George Medical University, Lucknow, Uttar Pradesh, India.

Indian Journal of Critical Care Medicine : Peer-Reviewed, Official Publication of Indian Society of Critical Care Medicine
|July 15, 2022
PubMed
Summary

Nerve conduction studies (NCS) are crucial for intensivists to diagnose and manage neuromuscular disorders in critically ill patients. Understanding NCS helps optimize patient care and predict prognoses in the intensive care unit.

Keywords:
Guillain-Barré syndromeIntensive careNerve conduction

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Area of Science:

  • Neurology
  • Critical Care Medicine
  • Electrophysiology

Background:

  • Neuromuscular disorders are common in critically ill patients.
  • Nerve conduction studies (NCS) provide valuable diagnostic information.
  • Intensivists require knowledge of NCS for effective patient management.

Purpose of the Study:

  • To educate intensivists on the principles and applications of NCS.
  • To highlight the role of NCS in diagnosing critical care neuropathies.
  • To emphasize the utility of NCS in guiding treatment and prognosis.

Main Methods:

  • Review of existing literature on NCS in critical care.
  • Discussion of common neuromuscular conditions encountered in the ICU.
  • Explanation of NCS parameters and interpretation relevant to intensivists.

Main Results:

  • NCS can differentiate between axonal and demyelinating neuropathies.
  • NCS aids in identifying critical illness polyneuropathy and myopathy.
  • Findings from NCS correlate with patient outcomes and recovery.

Conclusions:

  • NCS is an essential tool for intensivists managing neuromuscular disorders.
  • Integrating NCS knowledge improves diagnostic accuracy and therapeutic strategies.
  • Further research should focus on standardized NCS protocols in critical care settings.