IASP diagnostic criteria for CRPS

Original International Association for the

Study of Pain (Orlando) diagnostic criteria for

complex regional pain syndrome

1) The presence of an initiating noxious event or a cause of immobilization.

2) Continuing pain, allodynia, or hyperalgesia with which the pain is disproportionate to any inciting event.

3) Evidence at some time of edema, changes in skin blood flow, or abnormal sudomotor activity in the region of pain.

4) This diagnosis is excluded by the existence of conditions that would otherwise account for the degree

of pain and dysfunction.

Type I: without evidence of major nerve damage.

Type II: with evidence of major nerve damage.

Reference

Complex Regional Pain Syndrome: Practical Diagnostic and Treatment Guidelines, 4th Edition. Harden RN Pain Med. 2013 Feb;14(2):180-229.