Surgical Standardization in Extent of Lymph Node Dissection for Treating Intrahepatic Cholangiocelluar Carcinoma: Complete LN dissection vs. LN sampling

Surgical Standardization in Extent of Lymph Node Dissection for Treating Intrahepatic Cholangiocelluar Carcinoma: Complete LN dissection vs. LN sampling - Surgical Standardization in Extent of Lymph Node Dissection for Treating Intrahepatic Cholangiocelluar Carcinoma: Complete LN dissection vs. LN sampling

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000017915

Enrollment

500

Registered

2015-07-01

Start date

2015-07-01

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

Intrahepatic cholangiocarcinoma

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: - Intrahepatic cholangiocarcinoma - Not invading extrahepatic bile duct - Not invading adjacent organ - No combined resection - No gallbladder cancer - No neoadjuvant chemo +/- radiation therapy - Potentially curative resection (R1+R0)

Exclusion criteria

Exclusion criteria: - liver cirrhosis - No curative resection (R2)

Design outcomes

Primary

Measure	Time frame
overall survival	—

Secondary

Measure	Time frame
General characteristics of the patients -Perioperative outcomes -Oncologic Impact of LN retrieval in resected IH-CCC	—

Countries

Japan,Asia(except Japan)

Contacts

Public ContactHiroki Hayashi

Tohoku University Gastroenterological surgery

hiroki@surg1.med.tohoku.ac.jp022-717-7205

Outcome results