Role of endoscopic ultrasound in evaluation of patients with missed common bile duct stones

Table 2 Cases of choledocholithiasis detected by endoscopic ultrasound

Common bile duct stones detected by endoscopic ultrasound	Patients (n)	%
Common bile duct stones detected by endoscopic ultrasound
No	15	16.7
Yes	75	83.3
Stones (n)
No stones	20	22.2
1	42	46.7
2	12	13.3
3	5	5.6
4	1	1.1
5	1	1.1
6	1	1.1
Multiple	8	8.9
Size of stones (mm)
No stones	20	22.2
Gravels (1-2 mm)	2	2.2
3-5	25	27.8
> 5	43	47.8