Table II.
Clinical and histological basal cell carcinoma (BCC) assessments with number of tumours in different subtype and thickness categories
| Histological assessment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Superficial BCC (n) | Nodular BCC (n) | Aggressive BCC (n) | Within PDT criteria, ratio (%) | |||||
| Clinical assessment | Thickness (mm) | < 2 | > 2 | < 2 | > 2 | < 2 | > 2 | |
| Superficial BCC (n) | ≤ 1.0 | 183 | 0 | 31 | 2 | 11 | 3 | 214/230 (93%) |
| ≤ 1.5 | 184 | 0 | 33 | 2 | 12 | 3 | 217/234 (93%) | |
| ≤ 2.0 | 201 | 0 | 34 | 4 | 14 | 5 | 235/258 (91%) | |
| Nodular BCC (n) | ≤ 1.0 | 9 | 0 | 18 | 2 | 5 | 1 | 27/35 (77%) |
| ≤ 1.5 | 13 | 0 | 23 | 6 | 7 | 6 | 36/55 (65%) | |
| ≤ 2.0 | 16 | 0 | 30 | 15 | 14 | 10 | 46/85 (54%) | |
All BCC were clinically assessed to meet PDT criteria. The table presents the ratio with corresponding percentages of clinically assessed tumours that met the histological PDT criteria.
n: number of tumours.