Prospective observational study on efficacy and safety of carbon ion radiotherapy for solitary lymph-node recurrence

Prospective observational study on efficacy and safety of carbon ion radiotherapy for solitary lymph-node recurrence - Carbon ion radiotherapy for solitary lymph-node recurrence

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000008167

Enrollment

Registered

2012-06-14

Start date

2011-09-01

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

Lymph-node recurrence of malignant tumors

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Histologically or clinically diagnosed lymph-node recurrence. 2) 1-3 recurrent lymph nodes. 3) Recurrent lymph nodes can be included in one irradiation field. 4) No recurrent lesions other than the recurrent lymph nodes. 5) Measurable tumors on CT or MRI. 6) Age 20 or above. 7) Performance status 0-2. 8) Informed consent is obtained.

Exclusion criteria

Exclusion criteria: 1) Tumor invasion to gastro-intestinal tract. 2) Past history of chemotherapy within 4 weeks before treatment. 3) Uncontrolled infection within the region to be irradiated. 4) Past history of radiotherapy in the region to be irradiated. 5) Severe concomitant diseases. 6) Active concurrent cancers. 7) (Possibly) pregnant patients. 8) Other medically or psychologically unsuitable circumstances are present.

Design outcomes

Primary

Measure	Time frame
Local control rate at 2 years	—

Countries

Japan

Contacts

Public ContactTatsuya Ohno

Gunma University Gunma University Heavy Ion Medical Center

tohno@gunma-u.ac.jp027-220-8378

Outcome results