Esophageal strictures: Management beyond dilation

Table 9 Studies (with at least 5 patients) that evaluated the self-expandable metal stents in benign esophageal strictures, n (%)

Ref.	Study type, number of patients	Etiology of stricture	Median duration of stent (days)	Clinical success	Complication rates
Song et al[55], 2000	Prospective, n = 25	Peptic: 1 (4), caustic: 22 (88), radiotherapy: 1 (4), other: 1 (4)	29	12 (48)	17 (68)
Kim et al[56], 2009	Retrospective, n = 51	Peptic: 1 (2), caustic: 44 (86), radiotherapy: 2 (4), anastomotic: 2 (4), other: 3 (6)	56	13 (26)	14 (27)
Bakken et al[57], 2010	Retrospective, n = 25	Peptic: 7 (28), radiotherapy: 8 (32), anastomotic: 10 (40)	67 (0-279)	13 (52)	5 (20)
Eloubeid et al[58], 2011	Retrospective, n = 19	Peptic: 4 (21), caustic: 2 (11), radiotherapy: 2 (11), anastomotic: 9 (47), other: 2 (11)	64 (6-300)	4 (21)	5 (26)
Hirdes et al[59], 2012	Prospective, n = 15	Peptic: 6 (40), caustic: 3 (20), radiotherapy: 2 (13), other: 4 (27)	61 (13-222)	0	5 (33)
Liu et al[60], 2012	Retrospective, n = 24	Anastomotic	74 (63-84)	18 (75)	0
Canena et al[61], 2012	Prospective, n = 30	Peptic: 7 (23), caustic: 3 (10), radiotherapy: 2 (7), anastomotic: 13 (43), other: 5 (17)	90	8 (27)	2 (7)
Chaput et al[62], 2013	Prospective, n = 41	Peptic: 16 (39), caustic: 3 (7), radiotherapy: 8 (20), anastomotic: 12 (29), other: 2 (5)	58 (20-140)	21 (51)	5 (12)
Dan et al[63], 2014	Retrospective, n = 17	Peptic: 2 (12), radiotherapy: 3 (18), anastomotic: 9 (52), other: 3 (18)	71 (1-65)	5 (29)	0
Yang et al[64], 2017	Retrospective, n = 5	Peptic stricture: 2, anastomotic stricture: 3	60 (40-90)	5 (100)	1 (20)
Santos-Fernandez et al[65], 2017	Retrospective, n = 9	Caustic: 2, radiation/anastomotic: 7	67.6 (mean)	3 (33)	2 (22.2)
Lu et al[66], 2019	Retrospective, n = 20	Peptic, caustic, radiotherapy, anastomotic	29 (7-67)	7 (35)	9 (47)
Mahmoud et al[67], 2023	Retrospective, n = 15	Peptic: 4, radiation: 3, anastomotic: 8	119 (49.5-352)	14 (93)	Not available