Table 1 Demographics and pathologic features of the 98 renal cell carcinoma cases with prior biopsy
From: Needle tract seeding in renal tumor biopsies: experience from a single institution
Papillary renal cell carcinoma | Clear cell renal cell carcinoma | Clear cell papillary renal cell carcinoma | Chromophobe renal cell carcinoma | |
|---|---|---|---|---|
Number of cases | 28 | 63 | 3 | 4 |
Age (mean ± SD) | 62.5 ± 11.5 | 61.1 ± 12.0 | 60.0 ± 5.6 | 44.5 ± 6.5 |
Sex (Male/Female) | 22/6 | 36/27 | 2/1 | 1/3 |
Tumor staginga | ||||
pT1a | 17 | 35 | 3 | 2 |
pT1b | 4 | 16 | 0 | 1 |
pT2a | 2 | 1 | 0 | 1 |
pT3a | 5 | 10 | 0 | 0 |
pT3b | 0 | 1 | 0 | 0 |
Nucleolar grade (ISUP) | ||||
1 | 1 | 6 | Not applicable | Not applicable |
2 | 11 | 38 | ||
3 | 7 | 18 | ||
4 | 0 | 1 | ||
Lymphovascular invasion | 1 | 4 | 0 | 0 |
Lymph node involvement | 1 | 1 | 0 | 0 |
Distant metastasis | 0 | 1 | 0 | 0 |