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Preliminary clinical experience with intraoperative radiotherapy
Journal of the National Medical Association
|July 1, 1978
Summary
Intraoperative radiotherapy, a boost radiation therapy during surgery, was tested on seven advanced cancer patients. Preliminary results show no severe acute radiation reactions, suggesting its safety and potential for increased tumor dose.
Area of Science:
- Oncology
- Radiation Oncology
- Surgical Oncology
Background:
- Intraoperative radiotherapy (IOR) delivers radiation during surgery.
- It's used for unresectable or partially resectable tumors and lymph nodes.
- IOR can act as a boost to increase radiation dose by 50-100%.
Purpose of the Study:
- To evaluate the safety and efficacy of intraoperative radiotherapy as a boost therapy.
- To assess acute radiation reactions in advanced cancer patients treated with IOR.
Main Methods:
- Seven advanced-stage cancer patients were treated with IOR.
- Single doses of electron beam irradiation ranged from 1,300 to 2,000 rad.
- Treatment was administered at the time of surgical exposure.
Main Results:
- Preliminary evaluation of seven patients showed no serious acute radiation reactions.
- The single-dose electron beam irradiation was tolerated well.
Conclusions:
- Intraoperative radiotherapy is a feasible boost therapy for advanced cancers.
- IOR demonstrates a favorable acute toxicity profile.
- Further studies are warranted to confirm efficacy.