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Table 1 Characteristics of cases with difficult cannulation

From: Comparison between transpancreatic sphincterotomy and needle-knife fistulotomy in difficulty biliary access, a retrospective study in Taiwan

Item, n(%)

No/Percentage

Gender (M: F)

41: 37

Age, mean (SD)

69.6 (13.5)

ERCP indication

 CBD stone

38 (48.7%)

 Pancreatic tumor/cancer

23 (29.5%)

 Cholangiocarcinoma

4 (5.2%)

 Others

13 (16.6%)

Procedures

 NKF

47 (60.3%)

 TPS

31 (39.7%)

No. of deep cannulation achieved

62 (79.5%)

Complications

 Bleeding

5 (6.4%)

 PEP

8 (10.3%)

 Acute cholangitis

2 (2.6%)

 Perforation

0 (0%)

  1. TPS Transpancreatic sphincterotomy, NKF needle knife fistulotomy, ERCP Endoscopic retrograde cholangiopancreaticography, PEP post-ERCP pancreatitis, CBD common bile duct