Last reviewed:November 2019
Last updated:November  2019

Summary

Differentials

Common

  • Carpal tunnel syndrome
  • Ulnar neuropathy at the elbow
  • Cervical radiculopathy

Uncommon

  • Ulnar neuropathy at the wrist/palm
  • Radial neuropathy at the spiral groove (Saturday night palsy)
  • Neurogenic thoracic outlet syndrome
  • Posterior interosseus syndrome
  • Anterior interosseus neuropathy
  • Brachial neuritis (brachial amyotrophy, Parsonage-Turner syndrome, idiopathic acute brachial neuropathy)
  • Amyotrophic lateral sclerosis
  • Metastatic cancer/nerve sheath tumors
  • Amyloidosis
  • Post-irradiation brachial plexopathy
  • Peripheral nerve vasculitis (mononeuritis multiplex)
  • Sarcoidosis
  • Multifocal chronic inflammatory demyelinating polyneuropathy
  • Hereditary neuropathy with liability to pressure palsies (HNPP)
  • Leprosy
  • Cytomegalovirus
  • HIV
  • Lyme disease

Contributors

Clinical Professor

Rehabilitation Medicine

Jefferson Medical College

Thomas Jefferson University

Philadelphia

PA

Disclosures

MKF is currently divesting from investment in marijuana from Franklin Bioscience.

Clinical Assistant Professor

Rehabilitation Medicine

Sidney Kimmel Medical College

Thomas Jefferson University Hospital

Attending Physician

Rothman Institute

Philadelphia

PA

Disclosures

JAG declares that he has no competing interests.

Dr Mitchell K. Freedman and Dr Jeffrey A. Gehret would like to gratefully acknowledge Dr Hannah R. Briemberg and Dr Naser Alotaibi, previous contributors to this topic. HRB receives royalties from UpToDate for an article she contributed to, "Approach to sensory loss", and she is on the editorial board of Continuum, a continuing education journal produced by the American Academy of Neurology. NA declares that he has no competing interests.

Peer reviewersVIEW ALL

Assistant Professor of Neurology

Director of EMG Laboratory & Peripheral Neuropathy Center

Department of Neurology & Neurosciences

New Jersey Medical School

Newark

NJ

Disclosures

NS declares that he has no competing interests.

Associate Professor of Neurology

Department of Neurology

Santa Maria Hospital/Instituto de Medicina Molecular - Faculty of Medicine

Lisbon

Portugal

Disclosures

MdC declares that he has no competing interests.

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