Endoscopic Biliary Drainage Versus Percutaneous Transhepatic Biliary Drainage in Patients with Resectable Hilar Cholangiocarcinoma: A Systematic Review and Meta-Analysis

Hilar cholangiocarcinoma (HCCA) is a rare tumor, usually associated with obstructive jaundice and unfavorable prognosis. Obstructive jaundice can affect the liver, kidney, heart, and the immune system of the patients. Currently, controversy exists in whether preoperative biliary drainage (PBD) is of any benefit to the patients, and the best way for PBD in patients with resectable HCCA of malignant biliary obstruction remains to be determined.To...