label: Nasal Cavity and Ethmoid Sinus Cancer pT4a TNM Finding v7
label_lc: nasal cavity and ethmoid sinus cancer pt4a tnm finding v7
description: "Nasal cavity and ethmoid sinus cancer with moderately advanced local disease. Tumor invades any of the following: anterior orbital contents, skin of nose or cheek, minimal extension to anterior cranial fossa, pterygoid plates, sphenoid or frontal sinuses. (from AJCC 7th Ed.)"