Source:http://linkedlifedata.com/resource/umls/id/C0280394
NCI: Stage I includes: T1, N0, M0. T1: (Supraglottis) Tumor limited to one subsite of supraglottis with normal vocal cord mobility. (Glottis) Tumor limited to the vocal cord(s) (may involve anterior or posterior commissure) with normal mobility. (Subglottis) Tumor limited to the subglottis. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 6th and 7th eds.)