Nerve Injury
Classification of nerve injury
| Pathology | Recovery | Example | |
| Neuropraxia | Physiological defect associated with ischaemia or focal demyelination | 6-12 week recovery | Nerve compression injury |
| Axonotmesis | Axonal distruption with endo/peri neurium intact | Regeneration starts after 1 month Growth of 1mm/day Prognosis worse with more proximal lesions |
Traction injury to limb Stretched nerve in dislocated limb |
| Neurotmesis | Axonal transection | Poor prognosis without repair (Needs diagnosis with serial EMGs) Exploration and repair are indicated |
Accidentally cut nerve |
