Tumour volumetry of regional lymph nodes in 59 patients with cutaneous melanoma in relation to Breslow thickness and sentinel node status
| Breslow thickness (mm) | Patients with positive SN(s) | Patients with positive non-SN(s)* | Median total tumour volume in regional node* basin (mm3) (range) |
|---|---|---|---|
| *Assuming that the 2 patients refusing lymph node dissection (with uneventful follow up) had no involved nodes; | |||
| †95% confidence interval, 15% to 24%; | |||
| ‡95% confidence interval, 12% to 34%. | |||
| 0.76–1.5 | 19/122 (16%) | 4/19 (21%) | 0.01 (0.0001–118.86) |
| 1.5–4.0 | 27/118 (23%) | 5/27 (19%) | 0.29 (0.0006–70.44) |
| ⩾4.0 | 13/22 (59%) | 4/13 (31%) | 1.57 (0.004–55.06) |
| Total | 59/308 (19%†) | 13/59 (22%‡) | 0.15 (0.0001–118.86) |