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Updated: Jun 18, 2026

A Simple Approach to Induce Experimental Autoimmune Neuritis in C57BL/6 Mice for Functional and Neuropathological Assessments
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Idiopathic brachial neuritis.

Austin J Sumner1

  • 1Department of Neurology, Louisiana State University Health Sciences Center, New Orleans, Louisiana 70115, USA. asumner@lsuhsc.edu

Neurosurgery
|November 21, 2009
PubMed
Summary
This summary is machine-generated.

Parsonage-Turner syndrome (PTS), also known as neuralgic amyotrophy, causes sudden severe shoulder pain and arm weakness due to brachial plexus inflammation. While symptoms can be prolonged, most patients eventually achieve full recovery.

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Area of Science:

  • Neurology
  • Immunology

Background:

  • Parsonage-Turner syndrome (PTS), or neuralgic amyotrophy, is a rare neurological disorder.
  • It affects the brachial plexus, a network of nerves controlling the shoulder, arm, and hand.
  • The exact cause of PTS remains unknown.

Purpose of the Study:

  • To describe the clinical presentation and characteristics of Parsonage-Turner syndrome.
  • To highlight the typical progression from severe pain to muscle weakness and paralysis.
  • To discuss the prognosis and recovery patterns associated with PTS.

Main Methods:

  • This abstract summarizes existing knowledge on Parsonage-Turner syndrome.
  • It reviews the characteristic symptoms, including sudden onset of pain and subsequent motor deficits.
  • It discusses the variability in nerve involvement and clinical presentation.

Main Results:

  • PTS typically begins with severe, unilateral shoulder and upper arm pain.
  • This is followed by progressive weakness, muscle atrophy, and paralysis in the shoulder, arm, or hand.
  • The condition can affect various nerves within the brachial plexus, leading to diverse presentations.

Conclusions:

  • Parsonage-Turner syndrome is characterized by acute brachial plexus inflammation.
  • Recovery from paralysis can take months to years, but is often complete.
  • Understanding PTS is crucial for accurate diagnosis and patient management.