Table 1.
Characteristics of the patients
| Patient number |
Age | Sex | Dg/ CRPS Type |
Spont pain |
Mech. Hyperalg / Allodynia |
Spatial distribution |
Weak- ness |
Spasm | TR | NCS/ EMG |
QST | Symp. blocks |
Ectopic Nociceptor Activity |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 37 | M | CRPS I | Y | Y/N | Arm/legs | Y | N | norm | norm | Cold hyper | np | N |
| 2 | 38 | F | CRPS I | Y | N/Y | Non-dermat | N | N | norm | norm | Normal | np | N |
| 3 | 34 | F | CRPS I | Y | Y/Y | Glove | Y | N | norm | norm | Cold hyper | np | N |
| 4 | 43 | M | CRPS I | Y | Y/Y | Stocking | Y | N | norm | norm | Cold hyper | Y | N |
| 5 | 49 | F | CRPS I | Y | Y/Y | Stocking | N | N | norm | norm | Cold hyper | np | N |
| 6 | 35 | F | CRPS I | Y | Y/Y | Stocking | N | N | norm | norm | Normal | np | N |
| 7 | 46 | M | CRPS I | Y | N/N | Stocking | N | N | norm | norm | Warm hypo |
np | N |
| 8 | 53 | M | CRPS I | Y | Y/Y | Stocking | N | N | norm | norm | np | np | N |
| 9 | 53 | F | CRPS I | Y | Y/Y | Non-dermat | Y | N | norm | norm | np | Y | N |
| 10 | 25 | M | CRPS I | Y | Y/Y | Stocking | N | N | norm | norm | Cold hyper | Y | N |
| 11 | 32 | F | CRPS I | Y | Y/Y | Non-dermat | Y | N | norm | norm | Normal | np | N |
| 12 | 38 | F | CRPS I | Y | Y/Y | Stocking | N | N | norm | norm | Cold hyper | Y | N |
| 13 | 39 | F | CRPS I | Y | Y/Y | Stocking | Y | Y | norm | norm | Cold hyper | Y | N |
| 14 | 49 | F | CRPS II | Y | Y/Y | Sp peroneal | N | N | norm | norm | Warm hypo |
np | N |
| 15 | 48 | F | CRPS II (PNP) |
Y | Y/N | Stocking | N | N | norm | norm | Heat hyper | np | Y |
| 16 | 47 | M | CRPS II (PNP) |
Y | Y/N | Stocking | N | N | Abs | Abn | Warm hypo |
np | Y |
| 17 | 78 | M | CRPS II (PNP) |
Y | Y/N | Stocking | N | N | Abs | Abn | Warm hypo |
np | N |
| 18 | 32 | F | CRPS II (PNP) |
Y | Y/N | Stocking | N | N | norm | norm | Warm hypo |
np | Y |
| 19 | 47 | M | CRPS II (PNP) |
Y | Y/N | Stocking | N | N | Redu | Abn | Warm hypo |
np | N |
| 20 | 42 | M | CRPS II (PNP) |
Y | Y/N | Stocking | Y | N | norm | norm | Warm hypo |
np | Y |
| 21 | 35 | M | CRPS II (PNP) |
N | N/N | Stocking | N | N | norm | norm | Warm hypo |
np | Y |
| 22 | 54 | F | CRPS II (PNP) |
N | Y/N | Stocking | N | N | norm | norm | Warm hypo |
np | N |
| 23 | 49 | M | CRPS II (PNP) |
Y | N/N | Stocking | N | N | Abs | Abn | Cold hyper | np | Y |
| 24 | 13 | F | CRPS II (PNP) |
Y | Y | Stocking | N | N | norm | norm | Heat hyper | np | N |
Dg = diagnosis; traumatic = nerve injury; PNP = polyneuropathy; Spont pain = spontaneous pain; Mech. hyperalg = hyperalgesia; Y = yes; N = no; Sp peroneal = superficial peroneal; TR = tendon reflexes; norm = normal; Abs = absent; Abn = abnormal; Redu = reduced; NCS/EMG = nerve conduction studies/electromyography; QST = quantitative sensory testing; Cold hyper = cold hyperalgesia; Heat hyper = heat hyperalgesia; Warm hypo = Warm hypoesthesia; Symp. blocks = sympathetic blocks; np = not performed.