Table 1. The distribution of F-cells immunohistochemically detected in nephroblastoma.
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F-cells features
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|---|---|---|---|---|---|---|---|---|---|---|
| No. | Gender | Age (years) | Clinical parameters | BV | PBV | TC | GL | TB | NK | Staining grade |
| 1 | Female | 6 | Stage IV, pulmonary metastases, died | Fer++ | (−) | Fer | (−) | (−) | (+++) | |
| 2 | Female | 7 | Stage III, died | Fer++ | Fer | Fer | (+++++) | |||
| 3 | Female | 8 | Stage III, died | Fer | No Fc | (+++) | ||||
| 4 | Male | 5 | Stage IV, pulmonary metastases, remission, relapse, remission | Fer+ | (−) | No Fc | (−) | (−) | (+) | |
| 5 | Male | 4 | Stage III, remission | Fer++ | (−) | Fer,Feb | (−) | (−) | (+++++) | |
| 6 | Male | 8 | Stage III, remission | Fer++ | (−) | (++) | ||||
| 7 | Female | 13 | Stage III, remission | Fer,Feb+ | Fer,Feb | Fer,Feb | (+++++) | |||
| 8 | Female | 11 | Stage III ,remission | Fer++ | Fer | No Fc | (+++++) | |||
| 9 | Male | 3 | Stage III, relapse and remission | (−) | (−) | No Fc | Fer | Fer | (++++) | |
| 10 | Male | 2 | Stage III, remission, adjacent NK | Fer+ | (−) | No Fc | (−) | Fer | <(+) | |
| 11–13 | Females | 4, 5, 9 | Stage II, remission, adjacent NK | No Fc | (−) | |||||
| 14 | Male | 2 | Metastatic stage IV, lung with metastases. Chemother(+) | (−) | (−) | Fer | (++++) | |||
| 15 | Male | 6 | Stage III+adjacent NK | Fer+ | (−) | No Fc | No Fc | (+++) | ||
| 16 | Female | 1 | Stage III+adjacent NK | Fer+ | (−) | No Fc | No Fc | (+++) | ||
| 17 | Male | 1 | Stage II | Fer+ | Feb | (−) | (−) | (+++++) | ||
| 18 | Male | 7 | Stage II | (−) | (−) | Fer | (−) | (−) | (+++) | |
| 19 | Female | 2 | Stage I | Fer+ | (−) | Feb | (−) | (−) | ||
| 20 | Female | 3 | Stage I | Fer+ | (−) | Fer | (−) | (−) | (+++) | |
| 21 | Male | 1 | Stage I | Fer+ | (−) | Fer | (−) | (−) | (+++) | |
| 22 | Female | 4 | Stage I+counterpart NK. Chemoth(+) | (−) | (−) | Fer | (−) | (−) | No Fc | (+++) |
| 23 | Male | 14/12 | Stage I | (−) | (−) | No Fc | (−) | Fer | (+++) | |
| 24 | Female | 1 | Stage I adjacent NK. Chemoth(+) | No Fc | (−) | |||||
| 25–29 | 3 female 2 male | 2, 3, 5 17, 22 | Stage I (4), stage II (1) | No Fc | (−) | |||||
| 30–32 | 1 female 2 male | 4, 7, 9 | Kidney of glomerulonephritis | No Fc | (−) | |||||
Abbreviations: (−), tissue not present in the section; BV, normal blood vessels; Fc, F-cells; Feb, F-erythroblasts; Fer, F-erythrocytes; Fer+, low percent of FER; Fer++, high percent of Fer; GL, glomeruloid bodies; NK, normal kidney; PBV, proliferating blood vessels; TB, tubular structures; TC, undifferentiated tumour cells.