| location of lesions | Effective | Percentage (%) |
| Scrotum | 25 | 61 |
| Perineo-scotal | 8 | 19.5 |
| Penis | 3 | 7.3 |
| Scrotum and penis | 4 | 9.8 |
| pubis | 1 | 2.4 |
| Total | 41 | 100 |