Runny nose is the main manifestation of nose lesions, and its causes can be initially estimated and judged according to the nature and volume of runny nose, whether it flows from the front nostril or from the pharynx, and whether it is on one side or two sides: 1.
2.Chronic rhinitis: the nasal mucus is mostly mucus nasal mucus.
3.Allergic rhinitis: clear water-like snot, more volume, accompanied by sneezing, nasal itchiness, can be perennial episodes, but also seasonal episodes.
4, chronic sinusitis: mostly mucopurulent discharge, bilateral or unilateral, accompanied by nasal congestion, dizziness, memory loss, etc. Unilateral sinusitis should be considered odontogenic sinusitis.
5, nasal polyps can also appear clear watery mucus, infection can be accompanied by runny mucus, can appear nasal congestion, dizziness, memory loss, etc.
6, the secretion of children is more vigorous, if there is no other discomfort, it may be caused by cold air stimulation of the nasal cavity and does not require special treatment. Unilateral nasal congestion with blood in the snot may be caused by foreign bodies in the nasal cavity.
7, yellow watery discharge, to consider the possibility of sinus cysts, take sinus X-rays or CT. 8, blood in the snot to exclude the nasal cavity and sinus tumors.
9.The runny nose caused by head and nose trauma and surgical history should be considered as cerebrospinal fluid rhinorrhea, which is mostly unilateral and increases when head is lowered and coughing.
10.Atrophic rhinitis, dominated by dry nasal crust, thick nasal discharge, less and smelly.