preferred_name: Stage IV Sinonasal Squamous Cell Carcinoma AJCC v7
preferred_name_lc: stage iv sinonasal squamous cell carcinoma ajcc v7
label: Stage IV Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma AJCC v7
label_lc: stage iv nasal cavity and paranasal sinus squamous cell carcinoma ajcc v7