Surveillance as an Option for the Treatment of Small Renal Masses

Table 1

Tumour size versus histology [23].

Tumour size (cm)	No. of benign tumours (%)	No. of RCC (%)
0.0–0.9 (𝑛=7)	1 (14.3)	6 (85.7)
1.0–1.9 (𝑛=54)	16 (29.6)	38 (70.4)
2.0–2.9 (𝑛=83)	19 (22.9)	63 (75.9)
3.0–3.9 (𝑛=63)	11 (17.5)	52 (82.5)
4.0–4.9 (𝑛=32)	3 (9.4)	28 (87.5)
5.0–5.9 (𝑛=29)	2 (6.9)	26 (89.7)
6.0–6.9 (𝑛=18)	0 (0.0)	18 (100.0)
7.0 or greater	4 (6.3)	58 (92.1)
Totals	56 (16.0)	289 (82.8)