- Allodynia: Pain caused by a stimulus that is normally painless.
- Anesthesia: complete loss of sensitivity.
- Painful anesthesia: Pain felt in an area without any other sensation (no tenderness).
- Dysesthesia: Abnormal and unpleasant sensation, spontaneous or provoked (touch, movement ...).
- Hyperalgesia: Excessive sensitivity to painful stimulation.
- Hyperesthesia: painful increase in sensitivity to the touch, currently replaced by mechanical allodynia.
- Hypoesthesia: Decreased tactile sensitivity.
- Paresthesia: non-painful tactile sensitivity disorder with tingling sensation, tingling or numbness.
- Pain Threshold: The weakest stimulation for which a subject has recently experienced pain.
