Loss of all nerve impulses

  • Autonomic - sweating
  • Somatic - movement
  • Sensory - decreased sensation in stocking distribution

Foot ulcers are typically a painless punched out ulcer in an area of thick callus.

Charcot Foot

The breaking down of bones, muscles and joints due to nerve damage. Loss of pain sensation leads to increased mechanical stress and repeated joint injury, swelling, instability and deformity.