Acute and late RT toxicity were scored using respectively the Radiation Therapy Oncology Group and the late Effects in Normal Tissues Subjective, Objective, Management and Analytic scale.

To investigate late effects of ars, 14 years continuous follow-up study of chromosomal aberrations in these 5 victims was performed to accumulate valuable data on late effect of radiation.

Conclusions Compared with conventional fractionation radiotherapy, 3dcrt was able to improve the local control rate of esophageal carcinoma, with tolerable acute and late radiation side effects.