The change of clear nasal mucus to yellow nasal mucus in infants may be related to the aggravation of the disease, infection factors, rhinitis, sinusitis and other disease factors.
1. aggravation of the condition: the cold condition has changed, with the gradual aggravation of the condition, in the role of inflammatory stimuli, may cause clear nasal discharge into yellow nasal discharge.
2. Infectious factors: baby runny nose is generally more and nasal mucosa inflammation and other factors related to the clear nasal discharge into yellow nasal discharge from the consideration of the virus may be secondary to bacterial infection.
3. Disease: babies with rhinitis, sinusitis and other diseases, with the baby cold during the development of the disease, there may be clear nasal discharge into yellow nasal discharge.
Infant clear nasal discharge into yellow nasal discharge, there may be other reasons, it is recommended to go to the hospital for examination, clear causes, and active symptomatic treatment.