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Nerve Injury Classification
| Nerve Injury Classification |
| Sunderland |
Seddon |
Injury |
Recovery Potential |
| I |
Neuropraxia |
Ionic block;
possible segmental demyelinization |
Full |
| II |
Axonotmesis |
Axon severed;
Endoneurial tube intact |
Full |
| III |
Endoneurial tube torn |
Slow; incomplete |
| IV |
Only epineurium intact |
Neuroma-in-continuity |
| V |
Neurotmesis |
Loss of Continuity |
None |
| VI |
Combination of above |
Unpredictable |
Classification Home Page
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