Table 2. Results of the SN biopsy and of pelvic and para-aortic lymphadenectomy in 66 patients with stage IB2–IIB cervical cancer.
| Characteristics | Number of patients (%) |
|---|---|
| Pelvic SN | |
| Number of patients (%) | 45 (68) |
| At least one identified SN (%) | 31 (69) |
| Mean number of SNs per patient (range) | 2.1 (1–4) |
| Patients with bilateral SN (%) | 12 (26) |
| Histopathology (among 31 patients with SN detected) | |
| Negative SN (%) | 15 (48) |
| Positive SN (%) | 16 (52) |
| Macrometastasis (%) | 12 (39) |
| Micrometastasis (%) | 4 (13) |
| Pelvic non-SN | |
| Mean number of LNs per patient (range) | 12.5 (3–24) |
| Pelvic SN and non-SN | |
| Number of patients | 66 |
| Number of patients with metastatic LN (%) | 33 (50) |
| SN performed (%) | 20 (60) |
| SN+/non-SN+ (%) | 7 (21) |
| SN+/non-SN− (%) | 9 (27) |
| SN-/non-SN+ (%) | 4 (12) |
| False negative rate (%) | 4/20 (20) |
| SN detection not performed (%) | 13 (40) |
| Para-aortic lymph node | |
| Number of patients | 66 |
| Mean number of LNs per patient (range) | 12.5 (4–28) |
| Number of patients with metastases (%) | 9 (14) |
| Patients with positive nodes | |
| Number of patients (%) | 35 (53) |
| Positive pelvic and paraaortic nodes (%) | 7 (20) |
| Positive isolated pelvic nodes (%) | 26 (74) |
| SN+/non-SN+ (%) | 19 (83) |
| SN+/non-SN− (%) | 7 (17) |
| SN-/non-SN+ | 0 |
| Positive isolated para-aortic nodes (%) | 2 (6) |
| SN performed | 1 |
| Pelvic negative SN detected | 1 |
Abbreviations: LN=lymph node; SN=sentinel node.