Peripheral Nerve Injury

Neuropraxia: impaired conduction without neuronal breakdown.

Axonotmesis: disruption of the myelin sheath, but schwann cells, endoneurium, perineurium and epineurium remain intact.

Neurotmesis: disruption of the axon and sheath, complete recovery is impossible.

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Nerve histology.
Image Source: Victoria Squissato


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