Efficacy of conversion surgery for locally advanced biliary tract cancer: a multicenter collaborative study

Efficacy of conversion surgery for locally advanced biliary tract cancer: a multicenter collaborative study - Efficacy of conversion surgery for locally advanced biliary tract cancer: a multicenter collaborative study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000038239

Enrollment

100

Registered

2019-10-09

Start date

2019-10-08

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

biliary tract cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Participants must satisfy all of the following items. Patients with initially unresectable locally advanced biliary tract cancer including intrahepatic cholangiocarcinoma, hilar cholangiocarcinoma, distal bile duct cancer, and gallbladder cancer (diagnosis of resectablility is based on the standard of each participating institution). Patients who were pathologically diagnosed with biliary tract cancer. Patients who underwent conversion surgery between January 2013 to December 2017 following chemotherapy or radiotherapy.

Exclusion criteria

Exclusion criteria: Patients with synchronous multiple cancers. Patients without completed information on CRFs.

Design outcomes

Primary

Measure	Time frame
Overall survival	—

Secondary

Measure	Time frame
Recurrence rate, sites of recurrent disease, R0 resection rate, postoperative complications, effects of tumor shrinkage and adverse events induced by preoperative chemo(radio)therapy	—

Countries

Japan,Asia(except Japan)

Contacts

Public ContactYasuhiro Yabushita

Yokohama City University Department of Gastroenterological Surgery

yabu23@yokohama-cu.ac.jp0457872650

Outcome results