label: Stage IVB Hypopharyngeal Carcinoma AJCC v7
label_lc: stage ivb hypopharyngeal carcinoma ajcc v7
description: Stage IVB includes: (T4b, Any N, M0); (Any T, N3, M0).  T4b: Tumor with very advanced local disease.  Tumor invades prevertebral fascia, encases carotid artery, or involves mediastinal structures.  N3: Metastasis in a lymph node more than 6 cm in greatest dimension.  M0: No distant metastasis.  (AJCC 7th ed.)