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Related Concept Videos

Local Anesthetics: Differential Sensitivity of Nerve Fibers01:24

Local Anesthetics: Differential Sensitivity of Nerve Fibers

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...
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Related Experiment Video

Updated: Jun 27, 2026

Establishing a Mouse Model of a Pure Small Fiber Neuropathy with the Ultrapotent Agonist of Transient Receptor Potential Vanilloid Type 1
09:39

Establishing a Mouse Model of a Pure Small Fiber Neuropathy with the Ultrapotent Agonist of Transient Receptor Potential Vanilloid Type 1

Published on: February 13, 2018

Toward an efficient method to evaluate peripheral neuropathies.

Mark B Bromberg1, A Gordon Smith

  • 1From the Department of Neurology, University of Utah, Salt Lake City, Utah, U.S.A.

Journal of Clinical Neuromuscular Disease
|December 17, 2008
PubMed
Summary
This summary is machine-generated.

Diagnosing peripheral polyneuropathies is challenging. A structured approach, emphasizing electrodiagnosis and clinical features, improves diagnostic yield for these nerve disorders.

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Establishing a Mouse Model of a Pure Small Fiber Neuropathy with the Ultrapotent Agonist of Transient Receptor Potential Vanilloid Type 1
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Published on: November 21, 2025

Area of Science:

  • Neurology
  • Clinical Neuroscience

Background:

  • Peripheral polyneuropathies present diagnostic challenges.
  • A systematic diagnostic strategy is crucial for efficiency and accuracy.

Purpose of the Study:

  • To outline a structured diagnostic approach for peripheral polyneuropathies.
  • To highlight the role of electrodiagnosis in characterizing nerve involvement.
  • To review common peripheral neuropathies and diagnostic experiences.

Main Methods:

  • The review details a step-by-step structured approach for neuropathy characterization.
  • Emphasis is placed on electrodiagnostic techniques to define nerve patterns and pathology.
  • The second part reviews clinical and pathological features of common neuropathies.

Main Results:

  • A structured approach enhances the efficiency and diagnostic yield of peripheral polyneuropathy evaluation.
  • Electrodiagnosis is pivotal in identifying nerve involvement patterns and underlying causes.
  • Despite a structured approach, a definitive diagnosis remains elusive in over a third of cases.

Conclusions:

  • A structured diagnostic pathway, integrating clinical assessment and electrodiagnosis, is essential for managing peripheral polyneuropathies.
  • Understanding common neuropathies aids in diagnosis, but idiopathic cases persist.
  • The review provides practical insights for clinicians evaluating complex neuropathies.