Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastrointest Endosc. May 16, 2012; 4(5): 180-184
Published online May 16, 2012. doi: 10.4253/wjge.v4.i5.180
Table 1 Baseline characteristics of the patients
Mean age (yr)68 ± 10
Gender (M/F)7/23
Stones
Single10 (33%)
Multiple20 (67%)
Median diameter (mm)17(12-30)
Periampullary diverticulum7 (23%)