Table 2.
Results of endoscopic retrograde cholangiography n (%)
| Characteristics | n = 22 |
| CBD stones | |
| No. of stones (one/two/three/more than three) | 10/2/4/6 |
| Mean maximum diameter (mm) | 13.4 ± 5.6 (range, 5-25.4) |
| Mean maximum diameter of CBD (mm) | 17.9 (range, 10-30) |
| ES and/or EPBD | |
| ES | 1 (4.5) |
| EPBD | 13 (59.1) |
| ES + EPBD | 6 (27.3) |
| None1 | 2 (9.1) |
| Mean maximum inflated diameter during EPBD2 (mm) | 13.6 (range, 12-15) |
| Stone extraction methods | |
| Balloon and/or basket | 20 (90.9) |
| Mechanical lithotripter | 2 (9.1) |
| Intact stone extraction | 11 (50) |
1
Endoscopic papillary balloon dilatation (EPBD) was performed during the previous endoscopic session, and the papillary orifice was adequate;
2
A total of 15 cases underwent EPBD. CBD: Common bile duct; ES: Endoscopic sphincterotomy.