A retrospective study on the diagnosis of lateral extension of biliary tract cancer

A retrospective study on the diagnosis of lateral extension of biliary tract cancer - A retrospective study on the diagnosis of lateral extension of biliary tract cancer

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000055865

Enrollment

Registered

2024-10-17

Start date

2024-10-01

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: 1) Patients who have been diagnosed with hilar cholangiocarcinoma, gallbladder cancer, distal bile duct cancer, ampulla of Vater cancer, or intrahepatic cholangiocarcinoma by pathological diagnosis after surgical or endoscopic resection

Exclusion criteria

Exclusion criteria: 1) Cases in which no image data was available from preoperative examinations such as MRCP, contrast CT, or endoscopic ultrasound.

Design outcomes

Primary

Measure	Time frame
Diagnostic accuracy by site of spread (sensitivity, specificity, positive predictive value, negative predictive value)	—

Countries

Japan

Contacts

Public ContactNOBUHIKO FUKUBA

Shimane University Internal medicine II

nfukuba@med.shimane-u.ac.jp0853-23-2111

Outcome results