an uncontrolled retrospective analysis of 76 patients with locally advanced stage iii and stage iv squamous cell carcinoma of the oral cavity , oropharynx , pyriform sinus , supraglottic larynx , glottic larynx , and hypopharynx , who were treated in a uniform manner by surgical resection and 6,600 rad postoperative external beam radiotherapy , revealed relatively high 2-year and 4-year adjusted survival rates of 76 % and 68 % , respectively .
C0023078
larynx
C0017681
larynx