Both rhinitis and sinusitis present with symptoms of nasal congestion and runny nose, and they often co-exist. The difference between the two is in the symptomatic manifestation and the different parts of the disease, which can be judged by the symptoms and nasal examination. Rhinitis can be divided into acute and chronic, often manifested as nasal congestion, runny nose, chronic rhinitis in allergic rhinitis and nasal itching, sneezing and other symptoms; and sinusitis is also divided into acute and chronic, the common symptoms of nasal congestion, yellow pus and smell loss, in addition to headache and other systemic symptoms, and rhinitis to local performance. Secondly, rhinitis and sinusitis also have differences in nasal examination. When rhinitis occurs, the nasal mucosa can be seen congestion, edema; sinusitis can be seen in addition to the above performance, but also can be found in the nasal cavity of purulent secretions, and sinus CT examination can suggest the degree and scope of sinus lesions. Rhinitis and sinusitis mainly rely on the symptoms and examination to determine, it is recommended that patients do not judge on their own, and go to the hospital in a timely manner, a clear diagnosis.