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Updated: Jun 21, 2026
06:40
Screening of Axonal Degeneration in Carpal Tunnel Syndrome Using Ultrasonography and Nerve Conduction Studies
Published on: January 11, 2019
11.6K
Carpal Tunnel Syndrome: Rapid Evidence Review.
Jennifer Wipperman1, Melissa L Penny1
1University of Kansas School of Medicine - Wichita Family Medicine Residency at Ascension Via Christi Hospitals.
American Family Physician
|July 19, 2024
Summary
Carpal tunnel syndrome (CTS) results from median nerve compression. Treatments range from splinting and injections for mild cases to surgery for severe CTS with weakness.
Area of Science:
- Neurology
- Orthopedics
- Surgical Science
Background:
- Carpal tunnel syndrome (CTS) is a common condition caused by median nerve compression.
- Symptoms include pain, paresthesia, and weakness in the median nerve distribution.
- Diagnostic methods like provocative maneuvers have variable accuracy; thenar atrophy is a late, specific sign.
Purpose of the Study:
- To review the diagnosis and management of carpal tunnel syndrome.
- To evaluate the efficacy of various diagnostic and treatment modalities for CTS.
Main Methods:
- Review of diagnostic criteria and provocative maneuvers for CTS.
- Analysis of non-surgical treatments including analgesics, splinting, and corticosteroid injections.
- Comparison of surgical decompression techniques for severe CTS.
Main Results:
- Electrodiagnostic studies aid in atypical cases and severity assessment but a normal study does not exclude CTS.
- Over-the-counter analgesics show no benefit for CTS.
- Splinting (neutral wrist, night-only) and corticosteroid injections are effective for mild to moderate CTS, with injections offering a slight short-term advantage.
- Severe CTS with objective deficits warrants surgical decompression.
Conclusions:
- Accurate diagnosis of carpal tunnel syndrome relies on a combination of clinical presentation and, when necessary, electrodiagnostic studies.
- Non-surgical interventions are effective for early-stage CTS, while surgical decompression is indicated for severe cases.
- Both open and endoscopic carpal tunnel release procedures demonstrate comparable efficacy.
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