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Table 2 Procedure findings during limited PS combined with EPBD

From: Limited precut sphincterotomy combined with endoscopic papillary balloon dilation for common bile duct stone removal in patients with difficult biliary cannulation

Procedure findings Number or size
Complete bile duct stone clearance 55
Number of sessions required to complete bile duct stone clearance (1:2) 51:4
Successful removal of CBD stone (≤1 cm : >1 cm) 19:36
Mean stone size (range) 1.11 ± 0.40 (0.4–2.0) cm
Stones size (≤1 cm : >1 cm) 19:39
Stone number (1:2: ≥3) 28:14:16
Mean CBD diameter (range) 1.47 ± 0.44 (0.7–2.6) cm
CBD diameter (≤0.8 cm : >0.8 cm) 4:54
Periampullary diverticulum 19
Distal CBD narrowing 41
Impacted CBD stone 13
Mechanical lithotripsy 6
Procedure time 41 ± 11.48 (20–72) min
  1. PS precut sphincterotomy, EPBD endoscopic papillary balloon dilation, CBD common bile duct