Peripheral Nerve Injury: A Case Study

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Peripheral nerve injury (PNI) can be caused by multiple different traumas, surgical complications and diseases like diabetic neuropathy or Guillain-Barre syndrome. Patients are left with chronic pain and disability of the innervated area. Facial nerve injury is one example of PNI. Facial nerve paralysis results in unilateral facial weakness, loss of function and difficulty to speak (1, 2). Speech, mastication and expression of emotions are based on the ability to move facial musculature, which makes this kind of paralysis a big concern for the patients’ wellbeing. The degree of suffering is therefore often greater than the functional problems on their own (3).
In contrary to the central nervous system, the peripheral nervous system (PNS) is

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