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The carpal tunnel syndrome.
1Division of Emergency Medicine, Stanford University Hospital, California 94305, USA.
The Journal of Emergency Medicine
|May 25, 1999
Summary
Carpal tunnel syndrome, the most common nerve compression, often presents with nocturnal pain and weakness. It is frequently idiopathic but linked to various conditions and repetitive work.
Area of Science:
- Neurology
- Orthopedics
- Occupational Medicine
Background:
- Carpal tunnel syndrome (CTS) is the most prevalent peripheral compression neuropathy.
- Historically described by Putnam in 1880, with significant contributions from Paget, Marie, Hunt, Phalen, and Osler.
- Most CTS cases are idiopathic, stemming from nonspecific tenosynovitis causing median nerve compression.
Observation:
- Patients typically report nocturnal paresthesias or burning pain.
- Motor symptoms include thenar muscle weakness and atrophy.
- Distinct patient populations include middle-aged women and younger individuals performing repetitive manual labor.
Findings:
- Classic diagnostic bedside tests include Tinel's sign (tapping the median nerve) and Phalen's sign (wrist flexion).
- These tests aim to reproduce symptoms like paresthesias and pain.
- Associated conditions and diseases can contribute to or exacerbate CTS.
Implications:
- Understanding CTS pathophysiology is crucial for accurate diagnosis and management.
- Recognizing diverse patient groups, including those in manual labor, is essential for targeted interventions.
- Further research into idiopathic CTS and associated conditions may improve treatment strategies.