Single balloon enteroscopy for endoscopic retrograde cholangiography in patients with Roux-en-Y hepaticojejunoanastomosis

Table 1 Detailed description of 15 patients with Roux-en-Y hepaticojejunoanastomosis

n	Age/sex	Cause of HJA	Success of diagnostic ERC	Finding on diagnostic ERC	No. of ERC	Characteristics and No. of endoscopic therapeutic procedures
1	49/F	ILC after LCE	Yes	HJA stenosis	3	BD-3x, EBD-2x
2	64/F	Condition after RHP (CHP)	Yes	HJA stenosis	1	BD-1x
3	26/F	Congenital malformation choledochus (CBD)	Yes	Cystic dilatation choledochus (CBD)	1	Surgical solution
4	60/M	ILC after LCE	No	HJA found but not probed into	1 (SBE)	Solved by PTC and PTD
5	67/M	ILC after LCE	Yes	CDL	1	ECDL-1x
6	57/F	ILC after LCE	Yes	HJA stenosis + CDL	2	BD-1x, ECDL-1x
7	52/M	ILC after LCE	Yes	HJA stenosis + CDL	2	BD-1x, ECDL-1x
8	29/M	Condition after OLT (PSC)	Yes	HJA stenosis	3	BD-2x, EBD-2x
9	64/M	ILC after LCE	Yes	Normal ERC results	1	Without endoscopic treatment
10	48/F	ILC after LCE	Yes	HJA stenosis + CDL	2	BD-1x, ECDL-1x, EBD-1x
11	56/F	ILC after LCE	Yes	too narrow HJA stenosis	1	Therapeut. ERC impossible, condition solved by PTC and PTD
12	59/F	ILC after LCE	Yes	CDL	1	ECDL-1x
13	63/F	ILC after LCE	No	HJA not found at all	1 (SBE)	Solved by PTC and PTD
14	59/M	ILC after LCE	No	HJA found but not probed into	1 (SBE)	Solved by PTC and PTD
15	54/M	ILC after LCE	Yes	HJA stenosis	2	BD-2x, EBD-1x

BD: Balloon dilation; CDL: Choledocholithiasis; CHP: Chronic pancreatitis; EBD: Endoscopic insertion of plastic biliary drains; ECDL: Extraction of choledocholithiasis; ILC after LCE: Iatrogenic lesion of the common bile duct after laparoscopic cholecystectomy; RHP: Resection of the head of the pancreas; SBE: Single balloon enteroscopy; ERC: Endoscopic retrograde cholangiography; CBD: Common bile duct; M: Male; F: Female; PTC: Percutaneous transhepatic cholangiography; PTD: Percutaneous transhepatic drainage; HJA: Hepaticojejunoanastomosis; PSC: Primary sclerosing cholangitis.

Table 2 Diagnostic endoscopic retrograde cholangiography in patients with Roux-en-Y hepaticojejunoanastomosis

Results in ERC	No. of patients
Normal results	1
Cystic dilation of the bile duct	1
HJA stenosis	5
Choledocholithiasis	2
HJA stenosis + choledocholithiasis	3
Total	12

Cannulation success was reached in 12 of 15 patients [80% diagnostic endoscopic retrograde cholangiography (ERC) success rate]. HJA: Hepaticojejunoanastomosis.