Paranasal sinus and nasal cavity cancer is a disease in which malignant (cancer) cells form in the tissues of the paranasal sinuses and nasal cavity. Different types of cells in the paranasal sinus and nasal cavity may become malignant. Being exposed to certain chemicals or dust in the workplace can increase the risk of paranasal sinus and nasal cavity cancer. Signs of paranasal sinus and nasal cavity cancer include sinus problems and nosebleeds.
statistics were published in 2015 in the 7th edition of the AJCC Staging Manual. They come from the National Cancer Data Base and are based on nasal and paranasal sinus cancers diagnosed between 1998 and 1999. They include people with all types of nasal and paranasal sinus cancers. 5-year relative percentages are 63%, 61%, 50%, 35%.