Table 1.
New IASP diagnostic criteria for complex regional pain syndrome (“Budapest criteria”2) (A–D must apply).
| A. The patient has continuing pain which is disproportionate to any inciting event B. The patient reports at least one symptom in 3 or more of the categories C. The patient displays at least one sign in 2 or more of the categories D. No other diagnosis can better explain the signs and symptoms |
□ □ □ □ |
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| Category | Symptom (the patient reports a problem) | Sign (you can see or feel a problem on examination) | |
| 1 “Sensory” | Allodynia (to light touch/brush stoke and/or temperature sensation and/or deep somatic pressure and/or joint movement), and/or hyperalgesia (to pinprick) | Reported hyperesthesia also qualifies as a symptom □ |
□ |
| 2 “Vasomotor” | Temperature asymmetry and/or skin colour changes and/or skin colour asymmetry | □ | □ |
| 3 “Sudomotor/oedema” | Oedema and/or sweating changes and/or sweating asymmetry | □ | □ |
| 4 “Motor/trophic” | Decreased range of motion and/or motor dysfunction (weakness, tremor, dystonia) and/or trophic changes (hair/nail/skin) | □ | □ |
Adapted from https://www.rcplondon.ac.uk/guidelines-policy/complex-regional-pain-syndrome-adults with permission.