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Spasticity

Overview

  • Spasticity, or clasp-knife rigidity, is a velocity-dependent increase in tone seen with rapid flexion or extension of a joint.
    • How to Assess

    • Rapidly flex or extend the elbow or knee joint, assessing for a sudden increase in resistance.
    • Significance

    • Suggests the presence of an upper motor neuron lesion.
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Associated Diseases
BETA

Neurological
Other
CNS Cancers
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