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Screening occupational populations for asymptomatic or early peripheral neuropathy
Journal of Occupational Medicine. : Official Publication of the Industrial Medical Association
|October 1, 1986
Summary
Evaluating neuropathy requires sensitive methods. While new techniques show promise for detecting subclinical neurotoxic effects, a clinical neurological examination may still be the best initial screening tool for certain neurotoxins.
Area of Science:
- Neuroscience
- Toxicology
- Clinical Neurology
Background:
- Traditional neuropathy evaluation methods may lack sensitivity and reproducibility.
- Standard electrophysiological techniques (nerve conduction velocities and electromyography) can be less sensitive than clinical examinations.
Purpose of the Study:
- To discuss promising methods for evaluating subclinical neurotoxic effects.
- To examine the sensitivity, standardization, reproducibility, and practical application of novel neuropathy assessment techniques.
Main Methods:
- Review of emerging techniques including somatosensory and visual evoked potentials.
- Discussion of quantitative sensory testing (temperature, vibration) and specialized nerve conduction studies.
- Consideration of the clinical neurological examination as a screening tool.
Main Results:
- Several promising methods for detecting subclinical neurotoxic effects are under investigation.
- Issues of sensitivity, standardization, and reproducibility are critical for new techniques.
- A brief, directed clinical examination can be highly effective for certain neurotoxins.
Conclusions:
- Novel methods offer potential for evaluating neurotoxicity, but require further validation.
- The choice of screening test should be tailored to the specific neurotoxin and its known effects.
- Clinical neurological examination remains a valuable and sensitive screening tool for neuropathy.