“…However, LCD stone clearance rate after ERCP failure was 62.5%, 64.51%, and 100% in Karaliotas et al, 2015 [ 28 ], Karaliotas et al, 2008 [ 41 ], and Karunadasa et al, 2016 [ 63 ] studies respectively, and it was 95.65% when performed after ERCP failure in non-dilated CBD in Jinfeng et al, 2016 [ 32 ] study, while it was 83.3% for impacted stones in Khan et al, 2015 [ 64 ] study. On the other hand, LCD stone clearance rate ranged between 82% and 100% in Mattila et al, 2017 [ 65 ], Quaresima et al, 2017 [ 4 ] Tokumura et al, 2002 [ 66 ], Grubnik et al, 2012 [ 67 ], Jinfeng et al, 2016 [ 1 ], Jinfeng et al, 2016 [ 32 ], Khaled et al, 2013 [ 68 ], Zhou et al, 2017 [ 15 ], Zhan et al, 2016 [ 7 ], and Vindal et al, 2015 [ 69 ] studies.…”