Carpal Tunnel Syndrome
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Foundational Knowledge
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Peripheral Nerve Injury
Introduction
Objectives
Glossary
Foundational Knowledge
Bones
Muscles
Arteries
Nerves
Joints
Flexor Sheaths
Carpal Tunnel (Structure)
Peripheral Nerve Injury
Pathophysiology
Clinical Presentation
Medical History
Occupational History
Physical
Differential
Investigations
EMG & NCS
MRI & Ultrasound
Laboratory Evaluations
Diagnosis
Treatment
Conservative
Surgical
Follow-Up
Return to Work
Secondary Prevention
Occupational Medicine
Significance
Work Pace
Repetitive Motion
Forceful Exertions
Static Load
Non-Neutral Postures
Hand-Arm Vibration
Hand Tools
Job Design
Workplace Design
Summary
Credits
Printable Version
Quizzes
Clinical Presentation Quiz
Foundational Knowledge Quiz
Occupational Medicine Quiz
Peripheral Nerve Injury
Neuropraxia:
impaired conduction without neuronal breakdown.
Axonotmesis:
disruption of the myelin sheath, but schwann cells, endoneurium, perineurium and epineurium remain intact.
Neurotmesis:
disruption of the axon and sheath, complete recovery is impossible.
Nerve histology.
Image Source: Victoria Squissato
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