Info
likelihood high of diagnostic studies choledocholithiasis
(eg, visualized stone, cholangitis, bili >4, or dilated CBD on U/S + bili 1.8–4 mg/dL);
- Visualized gallstone on an ultrasound scan
- Cholangitis, an infection in the bile ducts
- Elevated bilirubin levels greater than 4 mg/dL
- A dilated common bile duct and bilirubin levels between 1.8-4 mg/dL.