How would you treat a carcinoma in situ of the larynx with involvement of the false cord and arytenoid mucosal surface?

Would you offer RT if persistent disease despite resections?

Would you prophylactically treat any lymph nodes due to risk of possible occult invasion in the supraglottis?

Answer from: Radiation Oncologist at Academic Institution

63 Gy/28 fractions larynx only