Table 1.
Demographic and clinical variables of 12 patients with HZ transited PHN
| No. | Age (year) | Gender | Location of lesion | Pain duration 1 (month) | Pain duration 2 (month) | Time gap (month) | VAS 1 | VAS 2 |
|---|---|---|---|---|---|---|---|---|
| 1 | 66 | F | Left V2-3 | 0.25 | 12 | 11.75 | 9 | 5 |
| 2 | 65 | F | Right V3 | 0.66 | 9 | 8.34 | 9 | 6 |
| 3 | 66 | M | Right V1 | 0.66 | 6 | 5.34 | 5 | 4 |
| 4 | 60 | F | Right T6-9 | 1.00 | 6 | 5.00 | 7 | 4 |
| 5 | 76 | M | Left C2-6 | 0.66 | 12 | 11.34 | 7 | 5 |
| 6 | 62 | M | Right L1-2 | 2.00 | 9 | 7.00 | 6 | 6 |
| 7 | 73 | M | Right V2 | 0.66 | 9 | 8.34 | 5 | 4 |
| 8 | 59 | M | Right T5-7 | 0.66 | 6 | 5.34 | 7 | 4 |
| 9 | 71 | F | Right V1 | 1.00 | 9 | 8.00 | 5 | 4 |
| 10 | 71 | M | Left C2-4 | 2.00 | 9 | 7.00 | 5 | 4 |
| 11 | 72 | F | Left T2-4 | 2.00 | 13 | 11.00 | 5 | 5 |
| 12 | 54 | M | Right V1 | 0.50 | 15 | 14.50 | 8 | 5 |
M = male; F = female; C = cervical; T = thoracic; L = lumbar; S = sacral; V1: ophthalmic branch; V2: maxillary branch; V3: mandibular branch; VAS: visual analogue scale; Pain duration 1: pain duration at the time of the first MRI scan (HZ state); Pain duration 2: pain duration at the time of the second MRI scan (PHN state); Time gap: pain duration between the two MRI scans.