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Results of radiotherapy for chemodectomas.
S E Schild1, R L Foote, S J Buskirk
1Department of Radiation Oncology, Mayo Clinic Jacksonville, FL 32224.
Mayo Clinic Proceedings
|June 1, 1992
Summary
Radiotherapy effectively treats chemodectomas, reducing symptoms and controlling tumor growth. This study shows positive outcomes for patients with these rare tumors.
Area of Science:
- Oncology
- Radiology
- Otorhinolaryngology
Background:
- Chemodectomas are rare tumors often found in the head and neck.
- Treatment options for unresectable or recurrent chemodectomas can be challenging.
Purpose of the Study:
- To evaluate the efficacy of radiotherapy for managing chemodectomas.
- To assess symptom reduction and tumor control following radiation treatment.
Main Methods:
- Retrospective analysis of 10 patients with chemodectomas treated between 1974 and 1988.
- Treatment involved megavoltage photons and electrons with varying total and daily doses.
- Tumor locations included jugular bulb, middle ear, and carotid body.
Main Results:
- Nine assessable patients showed decreased symptoms and objective tumor control.
- Four patients achieved complete response, one had a partial response, and four had stable disease.
- No patient experienced disease progression after radiotherapy.
Conclusions:
- Radiotherapy is a successful treatment modality for chemodectomas.
- Radiation therapy leads to significant symptom improvement and long-term tumor control.
- Chemodectoma management can be effectively achieved with radiotherapy.