label: Stage IVA Differentiated Thyroid Gland Carcinoma AJCC v8
label_lc: stage iva differentiated thyroid gland carcinoma ajcc v8
description: "Stage IVA includes: 55 years and older: T4b, Any N, M0. T4b: Gross extrathyroidal extension invading prevertebral fascia or encasing the carotid artery or mediastinal vessels from a tumor of any size. M0: No distant metastasis. (from AJCC 8th Ed.)"