Potential abscopal effect of stereotactic body radiotherapy on the recurrence of hepatocellular carcinoma: An exploratory observation study

Stereotactic body radiotherapy and radiofrequency ablation for early hepatocellular carcinoma-A prospective observational study - Stereotactic body radiotherapy and radiofrequency ablation for early hepatocellular carcinoma-A prospective observational study

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000038312

Enrollment

280

Registered

2019-10-16

Start date

2019-10-16

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

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1) Solitary hepatocellular carcinoma (HCC) no larger than 30 mm in diameter without portal invasion or extrahepatic metastasis (2)HCC diagnosed with early enhancement and late washout by contrast-enhanced computed tomography or by EOB-magnetic resonance imaging (3) Primary, or recurred HCC being detected after longer than 6 months from initial treatament

Exclusion criteria

Exclusion criteria: (1) Child-Pugh Score C (2) Performance Status 3-4 (3) Pregnant or potentially pregnant female

Design outcomes

Primary

Measure	Time frame
Local and nonlocal Recurrence	—

Countries

Japan

Contacts

Public ContactAtsumasa Komori

National Hospital Organization Nagasaki Medical Center Clinical Research Center

komori.atsumasa.qr@mail.hosp.go.jp0957-52-3121

Outcome results