Table 2. Pathological results of percutaneous biopsy (n=12).

Case	Sex	Age (y)	Pathological diagnosis
1	Male	67	Renal cell carcinoma, clear cell, Furman grade not determined
2	Male	45	Renal cell carcinoma, clear cell, Furman grade not determined
3	Female	37	Oncocytoma
4	Male	56	Renal cell carcinoma, clear cell, Furman grade not determined
5	Female	70	Renal cell carcinoma, clear cell, Furman grade II
6	Male	80	Renal cell carcinoma, clear cell, Furman grade III
7	Male	76	Renal cell carcinoma, clear cell, Furman grade II
8	Female	65	Angiomyolipoma
9	Female	59	Renal cell carcinoma, clear cell, Furman grade II
10	Male	60	Renal cell carcinoma, papillary cell, Furman grade II
11	Male	72	Renal cell carcinoma, clear cell, Furman grade III
12	Male	68	Renal cell carcinoma, clear cell, Furman grade II