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Palliative Radiation Therapy for Advanced Head and Neck Carcinomas: A Phase 2 Study
Bernard Fortin1, Nader Khaouam1, Edith Filion2
1Radiation Oncology, Maisonneuve-Rosemont Hospital, Montreal, Quebec, Canada.
Summary
Palliative radiation therapy (RT) for incurable head and neck cancer is safe and effective, improving quality of life (QOL) with minimal toxicity. This approach offers a good therapeutic ratio for patients unfit for radical treatment.
Area of Science:
- Oncology
- Radiation Oncology
- Palliative Care
Background:
- Managing incurable head and neck cancer presents challenges, often leading to the omission of radiation therapy (RT) due to concerns about side effects.
- Palliative care alone may not adequately address symptom burden in advanced stages.
Purpose of the Study:
- To evaluate the efficacy and tolerability of highly conformal RT in patients with incurable head and neck cancer.
- To assess the impact of RT on Quality of Life (QOL) and toxicity in this patient population.
Main Methods:
- A phase 2 study involving 32 patients with advanced or medically unfit head and neck cancer.
- Patients received 25 Gy in 5 fractions of intensity-modulated RT over 1 week.
- QOL and toxicity were assessed using validated questionnaires and criteria.
Main Results:
- The RT regimen was well-tolerated, with no grade 4 or 5 toxicity and only 13% experiencing grade 3 toxicity.
- QOL was maintained or improved in most patients for up to 6 months.
- Median overall survival was 6.5 months, with 85% of patients willing to repeat the treatment.
Conclusions:
- Palliative highly conformal RT is a tolerable and effective option for incurable head and neck cancer, preserving or improving QOL.
- Minimal toxicity suggests potential for dose intensification to improve locoregional control.
