Nose bleeding should first be registered with the Department of Otolaryngology, where nasal bleeding is first treated to stop the bleeding, find out the cause of nasal bleeding, and then treat it accordingly according to the cause of bleeding. Nasal bleeding is a common clinical condition, which can be caused by trauma and inflammation of the nasal cavity itself, or by diseases in other parts of the body. The causes of nasal cavity itself, trauma, nasal bone fracture, nasal mucosa rupture due to nose digging and picking, as well as due to inflammation, irritation by harmful gas, dryness of nasal mucosa, internal tumor and deformity of nasal cavity, are triggered. Systemic causes, such as blood diseases, hypertension, infectious diseases and other diseases can also cause, so it is important to stop the bleeding first and then look for the specific cause of nasal bleeding.