label: Glottic Cancer pT4a TNM Finding v8
label_lc: glottic cancer pt4a tnm finding v8
description: "Glottic cancer with moderately advanced local disease. Tumor invades through the outer cortex of the thyroid cartilage and/or invades tissues beyond the larynx (e.g., trachea, cricoid cartilage, soft tissues of neck including deep extrinsic muscle of the tongue, strap muscles, thyroid, or esophagus). (from AJCC 8th Ed.)"