The dose clinical research of esopageal carcinoma brachytherapy

Objective To compare the effect between rachycherapy with radio therapy for esophageal carcinoma rate. Methods 280 patients were randomized into four groups. To observe the acate reaction fo brachycherapy and survival rate . Results The 1-3-5 year survival rate of A, B, C, D, E groups were 48%, 20%, 8% and 52%, 22%, 10%, and 76%, 46%, 26%, and 70%, 32%, 20%, and 57.5%, 23.8%, 15%respectively . The 1-3 year survival rates in C and A, B, E groups have a significant difference ( P <0.0...