Onlay Repair Technique for the Management of Ureteral Strictures: A Comprehensive Review

Table 2

Clinical series reports of onlay ureteroplasty using autologous grafts (excepting OMG).

Authors and year	Patients ()	Type of the graft	Length of repair (cm)	Follow-up (months)	Donor site complications	Recipient site complications	Success rate^b (%)
Gomez-avraham et al. (1994) [43]	4	Ileal flap (open onlay)	2-6	6-18	Not determined	None	100
Ordorica et al. (2014) [65]	9	Ileal graft in 7, appendiceal graft in 2 (open onlay)	5-8	12-78	None	Ureteral fistula in 1	88.9 (8/9)
Duty et al. (2015) [46]	6	Appendiceal flap (laparoscopic onlay)	1-6	3.8-30.4	Not determined	None	100
Wang et al. (2020) [66]	9	Appendiceal flap (laparoscopic onlay in 5, robotic onlay in 4)	3-4.5	4-10	None	None	100
Macauley and Frohbose (1970) [47]	9	Renal pelvis wall graft (onlay)	Not determined	12	Delayed emptying of the renal pelvis in 3	None	75 (9/12)
Urban et al. (1994) [49]	6	Bladder urothelial graft	1.5-8	15-54	None	Stricture recurrence in 2 (occurred 15 and 12 months later)	66.7 (4/6)
Onal et al. (2018) [55]	1^a	Preputial skin patch graft	5	12	None	None	100
Pompeius et al. (1977) [67]	4	Vein patch graft	2-3	6-120	Not determined	None	100

^aFirst report of ureteroplasty using preputial skin patch graft. ^bSuccess was defined as patent drainage and free of stricture recurrence and fistula.