Nerve Injuries of the Back and Upper Limb

Suprascapular Nerve

  • Compensated
  • Uncompensated
  • Sensory

Axillary Nerve

  • Compensated
  • Uncompensated
  • Sensory

Spinal Accessory Nerve

  • Compensated
  • Uncompensated
  • Sensory

Long Thoracic Nerve (Winging)

  • Compensated
  • Uncompensated
  • Sensory

Upper Subscapular Nerve

  • Compensated
  • Uncompensated
  • Sensor

Musculocutaneous Nerve

  • Compensated
  • Uncompensated
  • Sensory

Wrist Drop - Radial Nerve

  • Wrist position at rest
  • Axilla versus sprial groove
  • Compensated
  • Uncompensated
  • Sensory

A Graceful Grasp and a Tight Grip

  • Intrinsic muscles of the hand - retard flexion of the IP joints
  • Extrinsic extensors of the wrist - tether the long flexors

Claw Hand - Ulnar Nerve at Wrist

  • Resting position of fingers
  • Intrinsic muscles of the hand - lumbricals and interossei flex the MP while holding the IPs in extension.
  • Why are the radial two fingers affected?
  • Why are the radial two fingers less affected?
  • Compensated
  • Uncompensated
  • Sensory

Ulnar Paradox - Ulnar Nerve at Elbow

  • Medial half of flexor digitorum profundus - claw less pronounced at unlar two fingers
  • Flexor carpi ulnaris - resting position of the wrist
  • The more extensive injury results in less of a deformity - paradox.
  • Compensated
  • Uncompensated
  • Sensory

Hand of Benediction - Median Nerve at Elbow

  • Finger position upon making a fist.
  • Fist - Intrinsic muscles of radial two fingers are unopposed.
  • Compensated
  • Uncompensated
  • Sensory

Ape Hand - Median Nerve at Wrist (or proximal)

  • Thenar atrophy
  • Compensated
  • Uncompensated
  • Sensory

Recurrent Median Nerve (and Superficial Branch) - 2LOAF or not 2LOAF

  • Compensated
  • Uncompensated
  • Sensory

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Topic revision: r2 - 06 Aug 2019, LorenEvey
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