The pattern of intrahepatic recurrence after multipolar radiofrequency ablation using extranodular technique

The pattern of intrahepatic recurrence after multipolar radiofrequency ablation using extranodular technique - multipolar radiofrequency ablation using extranodular technique

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000012195

Enrollment

200

Registered

2013-11-01

Start date

2013-10-28

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

Hepatocellular carcinoma

Interventions

Multipolar radiofrequency ablation using extranodular technique Monopolar radiofrequency ablation using intranodular technique

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: more than 20 years old PS 0 or 1 Platelet count 50000<, PT 50%< up to 3 nodules, less than 3cm No previous treatment for hepatocellular carcinoma or recurrence nodule which no treatment was performed within 2 years.

Exclusion criteria

Exclusion criteria: Patients with extrahepatic metastasis Patents with invation of vein or bile duct Abundant uncontrollable ascites Child-Pugh grade C Pregnant woman Contra indication to perform CT or MRI with contrast medium

Design outcomes

Primary

Measure	Time frame
Intrahepatic recurrence rate(Local+distant)	—

Secondary

Measure	Time frame
Local recurrence rate Distant recurrence rate complication	—

Countries

Japan

Contacts

Public ContactMasashi Hirooka

Ehime University Graduate School of Medicine Department of Gastroenterology and Metabology

masashih@m.ehime-u.ac.jp+81-89-960-5308

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026