Familial Syndromes Coupling with Small Renal Masses

Table 2

Comparision of tumor size and metastaes (adapted from Duffey et al. [19]).

Tumor Size (cm)	Number of metastases	Number of patients	Percentage of patients with metastases
≤3.0	0	108	0
3.1–4.1	1	27	4
4.1–5.5	4	19	21
5.6–10.0	10	20	50
≥10.1	5	7	71