Cross-sectional study of the effectiveness and safety of proton beam therapy for liver metastatic 3 or less lesions in colorectal cancer patients without extrahepatic tumor

Cross-sectional study of the effectiveness and safety of proton beam therapy for liver metastatic 3 or less lesions in colorectal cancer patients without extrahepatic tumor - Cross-sectional study of the effectiveness and safety of proton beam therapy for liver metastatic 3 or less lesions in colorectal cancer patients without extrahepatic tumor

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000041792

Enrollment

Registered

2020-09-15

Start date

2018-04-04

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

Colorectal cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Diagnosed adenocarcinoma after R0 resection of primary site 2) Liver metastasis from colorectal cancer patients without extrahepatic metastatic tumor 3) Patients completed proton beam therapy without interruption

Exclusion criteria

Exclusion criteria: 1) Patients without follow-up data

Design outcomes

Primary

Measure	Time frame
1) Local control rates 2) Overall survival rates 3) Progression-free survival rates 4) Adverse events	—

Countries

Japan

Contacts

Public ContactHisashi Yamaguchi

Southern Tohoku Proton Beam Therapy Center Department of radiology

hisashi.yamaguchi@mt.strins.or.jp024-934-3888

Outcome results