Recently my father got diagnosed with liesan on right laryngal cord accordingly xr advised for surgery and further we underwent MLS with phonosurgery with benign tumor excision on 12.06.19 and discharged same day. Further the multiple grey white to brown tissue bits together measuring 0.6×0.5×0.4cm sent fir biopsy and report cane as " positive for malignancy & squamous cell carcinoma, keratinizing". The surgeon advised for radiotheraphy by IGRT for 7 weeks. Should we go through radiotheraphy and is there any side effect after RT and and after how much time we should go for RT.