Therapeutic role of template-based lymphadenectomy in urothelial carcinoma of the upper urinary tract

Table 1 The incidence of primary nodal involvement in each lymph node sites according to the location of the tumor in urothelial carcinomas of the upper urinary tract

Location of the primary tumor (No. of patients with nodal metastasis)		Ipsilateral						Ipsilateral
		Suprahilar	Ipsilateral renal hilar	Para-caval	Retro-caval	Interaorto-caval	Para-aortic	Common iliac	External iliac	Obturator	Internal iliac	Presacral
Right	RP (22)	-	14 (84%)	8 (36%)	9 (41%)	3 (14%)	-	-	-	-	-
	UU (3)	-	1 (33%)	-	1 (33%)	2 (66%)	-	-	-	-	-
	MU (5)	-	-	-	1 (20%)	4 (80%)	-	-	-	-	-
	LU (7)	-	-	-	-	-	-	4 (57%)	1 (14%)	5 (71%)	2 (29%)	1 (14%)
Left	RP (25)	-	20 (80%)	-	-	1 (4%)	11 (44%)	-	-	-	-
	UU (0)	-	-	-	-	-	-	-	-	-	-
	MU (5)	-	-	-	-	-	5 (100%)	-	-	-	-
	LU (8)	-	-	-	-	-	-	4 (50%)	2 (25%)	3 (38%)	1 (13%)

R-RP: Right renal pelvis; R-UU: Right upper ureter; R-MU: Right middle ureter; R-LU: Right lower ureter; L-RP: Left renal pelvis; L-UU: Left upper ureter; L-MU: Left middle ureter; L-LU: Left lower ureter.