Đánh giá kết quả xạ trị ung thư amidan bằng kỹ thuật xạ trị điều biến liều tại bệnh viện trung ương Huế

In this study, the authors present the results in application of IMRT technique for tonsil cancer at Hue central hospital. Prospective study and retrospective study on 31 patients with tonsil cancer from March 2015 to May 2020 by IMRT technique. Mean age was 62,32 ± 14,31 years old (range 40-92 years old), 80.6% were male. Results The predominant T and N stage was T3 (90,3%), N1 (58,1%) and N2 (25,8%), and well and moderate histological differentiation of the tumor were 81,7%.The predominant stages were III and IVA stages (96.8%). The rate of tumour recurrence was3.2% after 6 months treatment, 14.3% after 12 months treatment, 16.7% after 24 months treatment.The rate of lymph node recurrence was3.2% after 6 months treatment, 9.5% after 12 months treatment, 22.2% after 24 months treatment.The rate of metastatic was 16.7% after 24 months treatment. Grade 2 mucositis occurred in 54.8% of patients due to treatment.Grade 3 mucositis occurred in 32.3% of patients due to treatment.Normal xerostomia was revealed in 14.3% of patients after 12 months treatment, 27.8% of patients after 24 months treatment, 41.7% of patients after 36 months treatment. Conclusions The results indicate that IMRT technique provides satisfactory results and should be applicated in treatment of tonsil cancer