Peripheral Nerve Injury Overview
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Questions and Answers

Which type of peripheral nerve injury is characterized by pain, muscle wasting, complete motor and sensory function loss?

  • Neurapraxia
  • Seddon
  • Axonotmesis
  • Neurotmesis (correct)
  • What is the recommended treatment for peripheral nerve injury involving direct muscular neurotization and nerve grafting?

  • Nonoperative observation with sequential EMG
  • Nerve transfer
  • Operative (correct)
  • Tendon transfer
  • What is the primary mechanism of injury in peripheral nerve injuries involving stretching, compression/crush, and laceration?

  • Inflammation
  • Axonal disruption
  • Tendon transfer
  • Compression/crush (correct)
  • Which diagnostic test is commonly used for the evaluation of peripheral nerve injuries?

    <p>NCS</p> Signup and view all the answers

    According to the MCS score, which level indicates normal power in muscle strength?

    <p>5 Normal power</p> Signup and view all the answers

    Neurapraxia is characterized by muscle wasting and complete motor and sensory function loss.

    <p>False</p> Signup and view all the answers

    Neurotmesis is characterized by no pain (anesthesia) and complete motor, sensory, and sympathetic function loss.

    <p>True</p> Signup and view all the answers

    NCS and EMG are commonly used for the diagnosis of peripheral nerve injuries.

    <p>True</p> Signup and view all the answers

    Observation with sequential EMG is a nonoperative approach for the treatment of peripheral nerve injuries.

    <p>True</p> Signup and view all the answers

    Direct muscular neurotization is a recommended treatment for peripheral nerve injuries involving stretching or compression/crush.

    <p>False</p> Signup and view all the answers

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