Photodynamic Therapy for Head and Neck Cancer
Author Information
Author(s): TOMOYUKI YOSHIDA, HARUBUMI KATO, TETSUYA OKUNAKA, TETSUO SAEKI, SHINYA OHASHI, TADAO OKUDAIRA, A. MASAJI LEE, HIKARI YOSHIDA, HIDEHIRO MARUOKA, HIROYUKI ITO, SOTARO FUNASAKA
Primary Institution: Tokyo Medical College
Hypothesis
This study attempted to assess the utility and safety of PDT and to investigate the long-term outcome.
Conclusion
Photodynamic therapy (PDT) is effective and safe for treating head and neck cancer, with long-term remission observed in many patients.
Supporting Evidence
- 12 of 15 laryngeal cancer patients achieved complete remission after PDT.
- The longest duration of complete remission was 148 months.
- Patients with severe complications from other treatments were safely treated with PDT.
- Photosensitivity was experienced by all patients but required no treatment.
Takeaway
Doctors used a special light treatment to help people with throat and mouth cancer, and many of them got better for a long time.
Methodology
Patients received an intravenous photosensitizer followed by laser treatment under endoscopic observation.
Limitations
The study had a limited number of patients and some patients experienced severe local reactions.
Participant Demographics
Patients had squamous cell carcinoma, with ages ranging from 45 to 86 years.
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