Endoscopic retrograde cholangiopancreatography in pancreatic and biliary tract disease in Korean children

Table 2 Diagnostic findings in 78 patients with biliary indications

Diagnosis (number of patients)	ERCP findings
	Bile duct stone	CBD dilatation	CBD stricture	SC	Bile leak	AUPBD	Normal	Failure
Choledochal cyst (n = 40)	30	38	9			25		1
Choledocholithiasis (n = 24)	24	19	4			6
Suspected SC (n = 8)				4			4
Trauma (n = 2)			1		1
Biliary complication after liver transplantation (n = 2)					1		1
Biliary stenosis after operation (n = 1)			1					1
Biliary atresia (n = 1)								1

CPD: Common bile duct; SC: Sclerosing cholangitis; AUPBD: Anomalous union of the pancreaticobiliary duct.