Lazarević-Lasègue sign
Péricles Maranhão-Filho1, Maurice Vincent2
1Universidade Federal do Rio de Janeiro, Hospital Universitário Clementino Fraga Filho, Departamento de Clínica Médica, Serviço de Neurologia, Rio de Janeiro RJ, Brasil.
Arquivos De Neuro-Psiquiatria
|July 5, 2018
Summary
The Lasègue sign for sciatica was not described by Lasègue but by Laza Lazarević, who also correctly explained its mechanism. This finding corrects historical attribution for the neurological examination technique.
Area of Science:
- Neurology
- Medical History
Background:
- The straight leg raise test, commonly known as the Lasègue sign, is a standard clinical examination for sciatica.
- Historical accounts attribute the description and understanding of this sign to Charles Lasègue.
Discussion:
- This note challenges the traditional attribution of the straight leg raise test to Charles Lasègue.
- It highlights the original work of Serbian physician Laza Lazarević in reporting and interpreting the sign.
Key Insights:
- Laza Lazarević, not Charles Lasègue, first documented the seminal sign for sciatica.
- Lazarević also provided the correct pathophysiological explanation for the sign's mechanism.
Outlook:
- Revisiting historical medical literature can correct misattributions and enhance understanding of clinical signs.
- Accurate historical context is crucial for medical education and the interpretation of diagnostic tests.
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