label: Stage IVB Major Salivary Gland Cancer AJCC v7
label_lc: stage ivb major salivary gland cancer ajcc v7
description: "Stage IVB includes: (T4b, Any N, M0); (Any T, N3, M0).  T4b: Very advanced disease.  Tumor invades skull base and/or pterygoid plates and/or encases carotid artery. N3: Metastasis in a lymph node, more than 6 cm in greatest dimension.  M0: No distant metastasis. (AJCC 7th ed.)"