My question is about ca of glottis. I have completed 60 radiotherapies. After that, I consult ent. They advised repeating biopsy. I have done a biopsy. Now I collected the report of biopsy which shows the report no evidence of malignancy. What is this? Can the doctor suggested for surgery or not .please say me all about this. Is surgery is possible or not .patient is my father 59 years old nowadays he feels much better before rt.