Short-type single balloon enteroscope for endoscopic retrograde cholangiopancreatography with altered gastrointestinal anatomy

Table 5 Complications n (%)

Complications	Billroth-II gastrectomy (n = 8)	Roux-en-Y gastrectomy (n = 21)	Roux-en-Y Hepatico-jejunostomy (n = 2)	Total No. of SIF-Y0004-assisted ERCP (n = 31)
Hyperamylasemia1
Total	1 (14.3)	4 (21.1)	-	5 (19.2)
Intact papilla	1 (14.3)	3 (20)	-	4 (18.2)
Pancreatitis2
Total	0 (0)	2 (10.5)	-	2 (7.7)
Intact papilla	0 (0)	2 (13.3)	-	2 (9.1)
Perforation of digestive tract	0 (0)	1 (4.8)	0 (0)	1 (3.2)
Bleeding of papilla2	0 (0)	1 (5.3)	0 (0)	1 (3.4)

¹Hyperamylasemia: More than 3 times the upper limit of normal;

²According to Cotton’s criteria. ERCP: Endoscopic retrograde cholangiopancreatography.