Table 2 Distribution of lesions according to composition of the mass (n = 25)
Composition of the mass | No. of masses | Percentage |
|---|---|---|
Cystic masses | 3 | 12.0% |
Renal abscess | 1 | 4.0% |
Xanthogranulomatous pyelonephritis | 1 | 4.0% |
Multiseptated cystic RCC | 1 | 4.0% |
Solid masses | 11 | 44.0% |
Clear cell RCC | 2 | 8.0% |
Papillary RCC | 4 | 16.0% |
Chromophobe RCC | 2 | 8.0% |
Oncocytoma | 2 | 8.0% |
Angiomyolipoma | 1 | 4.0% |
Solid masses with necrotic areas | 11 | 44.0% |
Clear cell RCC | 6 | 24.0% |
Papillary RCC | 1 | 4.0% |
Leiomyosarcoma | 2 | 8.0% |
Mixed papillary and clear cell RCC | 1 | 4.0% |
Carcinoma of collecting duct of Bellini | 1 | 4.0% |
Total | 25 | 100.0% |