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J Korean Soc Ther Radiol. 1984 Dec;2(2):185-190. Korean. Original Article.
Yoo SY , Koh KH , Suh SH , Kim JY , Shim YS .
Department of Therapeutic Radiology, Korea Cancer Center Hospital, KAERI, Korea.
Department of Otolaryngology, Korea Cancer Center Hospital, KAERI, Korea.

To assess the result of radiation therapy for fifteen years experience, a total of 125 cases of pathologically proven supraglottic laryngeal cancer had been analyzed according to patient survival retrospectively. All the patients had been treated with radiation therapy in curative aim using Co-0 teletherapy machine. The results are as follows; 1. According to AJCC staging, five year survival rate was 58.3% in stage I, 44.4% in II, 31.8% in III and 28.6% in IV. 2. According to T-taging, five year survival rate was 57.1% in stage T1, 40.5% in T2, 34.0% in T3 and 19.0% in T4. 3. According to N staging, five-ear survival rate was 43.5% in negative node group and 26.8% in positive node group. 4. According to the histologic grade, the better in differentiation, the more in number of cases and the better in prognosis. 5. In summary, five year actuarial survival rate was 37.3% and ten-ear survival rate was 34.2%, and ten-ear survivors totaled 16 cases.

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