Lhermitte's Sign
March 3rd, 2023
Overview
How to Perform
- Flex the patient's neck and ask them about any symptoms in their back, arms or legs.
Interpretation
- Lhermitte's sign is present if there is an electric shock-like sensation through the back and down the upper / lower limbs.
Significance
- Classically a sign of multiple sclerosis, though can occur with other myelopathies, chemotherapy or radiotherapy.
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------