Multicenter retrospective study to confirm the efficacy and safety of carbon ion radiotherapy for choroidal malignant melanoma

Multicenter retrospective study to confirm the efficacy and safety of carbon ion radiotherapy for choroidal malignant melanoma - Multicenter retrospective study to confirm the efficacy and safety of carbon ion radiotherapy for choroidal malignant melanoma

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000060481

Enrollment

350

Registered

2026-01-27

Start date

2026-01-27

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

choroidal malignant melanoma

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who received carbon ion radiotherapy for choroidal malignant melanoma at QST Hospital from April 2001 to March 2024.

Exclusion criteria

Exclusion criteria: Cases in which the secondary use of clinical data is refused when obtaining consent for treatment or other research, and cases in which the research subject or his/her representative refuses the use of clinical data in this study.

Design outcomes

Primary

Measure	Time frame
overall survival	—

Countries

Japan

Contacts

Public ContactMasaru Wakatsuki

National Institutes for Quantum Science and Technology Dept. of Treatment and diagnosis

wakatsuki.masaru@qst.go.jp0432063306

Outcome results