 Objective: To compare unilateral PTBD and endoscopic stenting in patients with CaGB with hilar block in terms of Successful drainage and Quality of life Patients and Methods Consecutive patients with CaGB and jaundice will be enrolled in the study. The diagnosis of CaGB and biliary obstruction will be established on the basis of an ultrasound of the abdomen and a dual phase CT scan. Histological andor cytological confirmation of the malignancy will be established wherever possible by doing a FNACtrucut biopsy. Hilar block will be classified according to the Bismuth Corlette classification based on the preprocedural investigations 16. Final differentiation between type 2 and 3 blocks will be based on findings noted during intervention. 