Impact of double J stenting or nephrostomy placement during transurethral resection of bladder tumour on the incidence of metachronous upper urinary tract urothelial cancer

Table 2 Characteristics of all 17 patients with synchronous or metachronous UUTUC

Patient #	Gender	Hydronephrosis	Urinary drainage of the upper urinary tract	Time from diagnosis BCa to UUTUC (months)	Localisation UUTUC	T-stage and grading UUTUC	synchronous (s) vs. metachronous (m) UUTUC^a
1	female	bilateral	nephrostomy bilateral	0.4	left	pT4, G2, high-grade	s
2	male	left	anterograde DJ left	2.1	left	pTis, G3	s
3	male	no	no	n.a.	right	pT1, G2, n.a.	n.a.
4	male	left	DJ left	45.8	left	pTa, G2, high-grade	m
5	male	bilateral	DJ bilateral	10.6	left	pTa, G1	m
6	male	right	nephrostomy right	0.2	right	pT1, G3	s
7	male	no	no	26.9	right	pT2, G3	m
8	male	left	no	16.2	left	pT2, G2, n.a.	m
9	male	no	DJ bilateral	3.9	right	pT1, G2, high-grade	m
10	female	left	DJ left	0.2	left	pT3, G3	s
11	male	no	no	24.9	left	pTa, G1	m
12	female	right	DJ right	0.3	right	pTa, G2, high-grade	s
13	male	no	no	145.5	left	pTa, G1	m
14	male	right	nephrostomy right	1.2	right	pTis, G3	s
15	male	right	DJ right	1.5	right	pTa, G2, n.a.	s
16	male	right	DJ right	51.5	right	pT2, G2, high-grade	m
17	male	right	no	2.8	right	pT2, G2, n.a.	s

^a Synchronous UUTUC < 3 months from diagnosis of BCa, metachronous > 3 months from diagnosis of BCa; BCa bladder cancer, DJ double J stent, n.a. not assessable, UUTUC upper urinary tract urothelial cancer

ISSN: 1471-2407