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Lhermitte Sign Test

Identify the shock sensation in the spine triggered by neck flexion, often indicating MS, with the Lhermitte Sign Test. Explore diagnosis and treatment.

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By Joshua Napilay on Aug 2, 2025.

Fact Checked by Nate Lacson.

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Lhermitte Sign Test Template

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Commonly asked questions

A positive Lhermitte's sign suggests hyperexcitability or demyelination in the cervical spinal cord, commonly associated with multiple sclerosis (MS).

Lhermitte's sign is most commonly associated with multiple sclerosis (MS), but it can also occur in other conditions affecting the cervical spinal cord.

Lhermitte's sign can be triggered by bending the head forward, often eliciting the characteristic electric shock-like sensation.

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