Friday, July 1, 2011

UMN lesion & LMN lesion

Upper Motor Neuron lesion - everything is increased in intensity (that is how i remember it)
- hyperreflexia
- increased muscle tone
- babinski sign
- spastic paresis
- disuse atrophy of muscles

Lower Motor Neuron - intensity is decreased
- areflexia
- decreased muscle tone
- atrophy of muscle
- loss of voluntary movements
- flaccid paralysis

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