Rhinorrhea is one of the common symptoms of nasal diseases. According to different reasons and different characteristics of secretions, they can be divided into the following categories:

Blood pressure water quality sampling rhinorrhea: The components are relatively thin, completely transparent like cold water, and are common in the initial stage of acute rhinitis and the onset of allergic rhinitis;

Blood mucous rhinorrhea: The viscosity of the rhinorrhea in water sampling is basically increased, which is more common in chronic rhinitis;

Supplementing mucopurulent rhinorrhea: The substance must be viscous. The fallen mucosal squamous epithelial cells and infiltrating polymorphonuclear leukocytes are the main components, which are more common in the recovery period of acute rhinitis, chronic rhinitis and sinusitis Wait;

Weight-bearing purulent rhinorrhea: the substance must be pus-like, which is more common in severe sinusitis;

Full-term stubborn rhinorrhea: The nasal component contains blood, which is more common in inflammation, trauma, foreign bodies, stones, tumors, etc. of the nose and sinuses;

Tube cerebrospinal fluid rhinorrhea: The clear and clear water sampling is the essential component, which is more common in congenital grate plate, sphenoid sinus bone breakage, anterior cranial fossa, middle cranial fossa fracture or surgical treatment trauma.