Table 2. Renal outcomes of patients with cystinuria.

Patients	Renal insufficiency due to stone obstruction	Recurrent urinary system infection	Renal scarring	Surgical treatment required	Relapses after surgery	Stone formation in the last visit
1	[-]	[-]	[-]	[+]	[-]	[-]
2	[-]	[-]	[+]	[+]	[+]	[-]
3	[-]	[-]	[+]	[+]	[-]	[-]
4	[+]	[-]	[+]	[+]	[+]	[-]
5	[-]	[-]	[+]	[+]	[-]	[-]
6	[-]	[-]	[+]	[+]	[+]	[-]
7	[-]	[-]	[-]	[-]	[-]	[+]
8	[-]	[-]	[-]	[+]	[+]	[+]
9	[-]	[-]	[+]	[-]	[-]	[+]
10	[-]	[+]	[+]	[+]	[-]	[-]
11	[-]	[-]	[-]	[-]	[-]	[-]
12	[-]	[-]	[+]	[+]	[+]	[-]
13	[-]	[-]	[+]	[+]	[+]	[+]