Related Experiment Videos
[Peripheral nerves biopsies: analysis of 89 cases]
1Departamento de Cliníca Médica, Universidade Federal do Paraná, Curitiba, Brasil.
Arquivos De Neuro-Psiquiatria
|March 1, 1988
Summary
Peripheral nerve biopsies reveal histological alterations in 63% of cases, but accurate diagnosis is only possible in 22%. Routine nerve biopsies are limited and should be reserved for specific cases when other diagnostic methods fail.
Area of Science:
- Neurology
- Pathology
Context:
- Peripheral nerve disorders present diagnostic challenges.
- Evaluating the utility of routine nerve biopsies in general pathology laboratories is crucial.
Purpose:
- To analyze the incidence of abnormalities in peripheral nerve biopsies.
- To determine the diagnostic yield of paraffin-section-only nerve biopsies.
- To assess the role of general pathology labs in diagnosing peripheral nerve disorders.
Summary:
- Analysis of 89 peripheral nerve biopsies using paraffin sections showed 37% normal findings and 63% with histological alterations.
- Nosological diagnosis was achievable in only 22% of cases.
- Discussion highlights limitations and suggests nerve biopsies are best used selectively.
Impact:
- Highlights the limited diagnostic value of routine peripheral nerve biopsies.
- Suggests selective use of nerve biopsies, especially when other diagnostic modalities are insufficient.
- Informs diagnostic strategies for peripheral nerve disorders.