Shoulder

Shoulder Subluxation

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Shoulder Subluxation, Glenohumeral Subluxation, Humeral Head Subluxation

  • Definition
  1. Inferior displacement of the humeral head
  • Etiologies
  1. Suggests Hypotonicity
  2. Shoulder Fracture
  3. Neuropathy (e.g. Brachial Neuritis)
  4. Cerebrovascular Accident or other CNS Disorder
  • Diagnostics
  1. Electromyogram (EMG)
    1. Evaluates for neuropathic cause
    2. Indicated for atraumatic subluxation
  • Course
  1. Muscle tone returns after injury resolves