Clinical Outcomes of Treatment for Tongue Cancer at Tokushima University Hospital

In the present retrospective study, a total of 42 patients with tongue cancer who had received their primary treatment at the Department of Otolaryngology Head and Neck Surgery, Tokushima University Hospital, between January 2010 and December 2015 were enrolled. The patients consisted of 24 men and 18 women, with a mean age of 63.7 years (range 30–93 years). The 5-year overall and disease-specific survival rates were 65.7% and 67.7%, respectively. The 5-year overall survival rates according to the disease stage were as follows: stage I, 85.7%; stage II, 85.7%; stage III, 66.6%; stage IVA, 36.1%. The 5-year overall survival rates according to the T stage were as follows: T1, 85.7%; T2, 63.1%; T3, 62.5%; T4, 50.0%. The 5-year overall survival rates according to the N stage were as follows: N0, 86.9%; N1, 50.0%; N2b, 34.0%; N2c, 0%.