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| Probes for SLN detection | Ex vivo SLNs, No. (%) | ||
|---|---|---|---|
| Total (N = 31) | Nonmetastatic (n = 26) | Metastatic (n = 5) | |
| Technetium Tc 99m sulfur colloid and nanoparticles | 28 (90) | 23 (88) | 5 (100) |
| Only technetium Tc 99m sulfur colloid | 2 (6) | 2 (8) | 0 |
| Only nanoparticles | 1 (3) | 1 (4) | 0 |
Abbreviation: SLN, sentinel lymph nodes.
