Feasibility study of Carbon-Ion Radiotherapy for Re-Irradiation of Locoregionally Recurrent Head and Neck Tumors
Not Applicable
- Conditions
- recurrent head and neck tumors
- Registration Number
- JPRN-UMIN000033862
- Lead Sponsor
- Hospital of the National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Sciences and Technology
- Brief Summary
The median follow-up period after re-irradiation was 27.1 months. Five patients (10.4%) developed Grade 3 acute toxicities and 18 (37.5%) developed Grade 3-5 late toxicities, including Grade 5 central nervous system necrosis in one patient. The 2-year local control, locoregional control, progression-free survival, and overall survival rates were 40.5, 33.5%, 29.4%, and 59.6%, respectively.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 48
Inclusion Criteria
Not provided
Exclusion Criteria
The presence of other primary cancers
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method