Safety and Efficiency of Photodynamic Therapy for Blie Duct Carcinoma

Longterm Outcome of Photodynamic Therapy Compared With Biliary Drainage Alone in Patients With Unresectable Cholangiocarcinoma

This research is a prospective randomized controlled trial.It aimed to determine longterm outcomes and factors associated with increased survival after photodynamic therapy (PDT) through T-tube compared with biliary drainage alone in patients presenting with unresectable bile duct cancer.

Inclusion Criteria:

• 1.Patients with bile duct cancer 2.Patients are willing to join in this clinical trial.

Exclusion Criteria:

• 1.Patients with bile duct carcinoma can not suffer PDT procedure. 2.Allergy to photosensitizer