The differences between nasal cancer and rhinitis include the following: First, the symptoms are different. Patients with nasal cancer may have blood in snot or nasal blockage and nasal non-ventilation in the early stage. Such blockage is persistent and gradually worsens, even accompanied by flowing yellow pus nose, a manifestation of local infection of cancer tissue. Rhinitis mainly manifests as intermittent nasal congestion, clear nasal flow, usually rarely with blood in the snot, and may be accompanied by sneezing and itchy nose. In advanced stage of nasal cancer, patients have the manifestation of general wasting and malignant liquid, while rhinitis generally does not affect the manifestation of patients’ general body; secondly, rhinitis mainly manifests as congestion, swelling or pale edema of nasal mucosa during physical examination, while clinical examination of nasal cancer can see the manifestation of cancerous tissue in nasal cavity, nasopharynx or sinuses, and can see clear unsmooth neoplastic growth; thirdly, during auxiliary examination, patients with rhinitis have CT of nose Generally there is no clear occupying lesion, and changes such as inferior turbinate hypertrophy and osteophytes can be seen. Patients with nasal cancer can see irregular soft tissue growth and can see bone destruction and other manifestations; iv. When doing local pathology clinically patients with rhinitis mostly show inflammatory lesions of nasal mucosa, patients with nasal cancer can see local cancer tissue changes, for example, it can be squamous cell carcinoma or adenocarcinoma and other categories.