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The treatment and outcomes of patients.
| Treatment | Cured | Improved | Loss to follow‐up | Total | |
|---|---|---|---|---|---|
| Arsenic removal agents | Dimercaptopropyl sulfonate | 4 | 6 | 4 | 14 |
| Sodium thiosulfate | 1 | 2 | 5 | 8 | |
| Others | 2 | 2 | |||
| Retinoic acid | Without tumors | 4 | 1 | 5 | |
| With tumors | 9 | 6 | 15 | ||
| Treatment of tumors | Operation | 5 | 10 (one death) | 15 | |
| Operation + PDT | 2 | 2 | |||
| Operation + radiotherapy | 1 | 1 | 2 | ||
| Operation + Imiquimod cream | 1 | 1 | 2 | ||
| Radiotherapy | 3 | 1 | 4 | ||
| PDT | 1 | 1 | |||
| Imiquimod cream | 1 | 1 | |||
| 5‐Fluorouracil | 1 | 1 | 1 | 3 |
Abbreviation: PDT, photodynamic therapy.
