Neuro

Charcot's Joint

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Charcot's Joint, Charcot Joint, Neurogenic Arthropathy, Neuroarthropathy, Charcot Neuropathy

  • See Also
  1. Charcot Foot
  • Pathophysiology
  1. Mechanisms: Joint degeneration with an increased risk of repeated Fracture and deformity
    1. Loss of proprioception
    2. Autonomic Dysfunction (vasomotor control loss)
  2. Typically affects weight bearing joints (knee, ankle and foot)
  • Causes
  1. Tabes Dorsalis in Tertiary Syphilis (knee)
  2. Syringomyelia (Shoulder)
  3. Diabetes Mellitus (see Charcot Foot)
  • Symptoms
  1. Relatively painless despite the severe deformity
  • Signs
  1. Loss of joint contour
  2. Great joint instability and Hypermobility
  • Imaging
  1. Severe joint degeneration
  • Complications
  1. Wound ulcers (high risk of Osteomyelitis)
  • References
  1. Augusta (2023) Crit Dec Emerg Med 37(1): 16-7