Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Lower motor neuron lesion
Introduction
Overview
Overview
A lower motor neuron lesion is a lesion which affects nerve fibers traveling from the anterior horn of the spinal cord to the relevant muscle(s) — the lower motor neuron.
Signs and symptoms
Signs and symptoms
One major characteristic used to identify a lower motor neuron lesion is flaccid paralysis. This is in contrast to a upper motor neuron lesion, which often presents with spastic paralysis.
External links
External links
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]