Diagnosis of Proximal Biliary Strictures: Role of serum bilirubin, alkaline phosphatase and abdominal ultrasound

[摘要] Abstract Objectives: To determine the role of serum bilirubin, alkaline phosphatase and abdominal ultrasound in the diagnosis of proximal biliary strictures. Study Design: Cross sectional Place and Duration: Surgical Unit IV, Civil Hospital Karachi, from Jan 2007 to August 2008. Methodology: A total of 407 patients with obstruction of the biliary tree on ultrasound and raised serum levels of alkaline phosphatase had ERCP performed on them. Serum bilirubin and alkaline phosphatase levels were rec.

[学科分类] 外科医学