What are the causes of sneezing and runny nose

Sneezing and runny nose not only cause serious damage to the nose, but also pose a threat to the respiratory tract and the health of the lungs. Therefore, for patients with this symptom, in order to recover as soon as possible and not affect their health, they must fully understand the causes of sneezing and runny nose. The following content provides a specific answer so that you can have a comprehensive understanding.

reason

When inflammation occurs in the nose, a large amount of nasal mucus may be secreted in the nasal cavity, and it may turn yellow due to the infection, resulting in yellow nasal mucus. Chronic sinusitis, mostly mucopurulent secretions. Allergic rhinitis: The symptoms include clear watery nasal discharge in large amounts, accompanied by sneezing and nasal itching. It may occur all year round. Nasal polyps may also cause clear watery nasal discharge. When infected, it may be accompanied by purulent nasal discharge and yellow watery secretions. The possibility of cysts in the sinuses should be considered.

Differential Diagnosis

1. In the early stage of a cold, the discharge is clear watery or mucous, and purulent discharge may appear in the later stage of a cold.

2. Chronic rhinitis: The nasal discharge is mostly mucous. The amount can be more or less.

3. Allergic rhinitis: The patient has clear watery nasal discharge in large amounts, accompanied by sneezing and nasal itching. It can occur year-round or seasonally. Patients with allergic rhinitis may have asthma, especially children.

4. Chronic sinusitis, mostly with mucopurulent secretions, bilateral or unilateral, accompanied by nasal congestion, dizziness, memory loss, etc. Unilateral sinusitis should be considered odontogenic sinusitis.

5. Nasal polyps may also cause clear nasal discharge, which may be accompanied by purulent nasal discharge when infected. Nasal congestion, dizziness, memory loss, etc. may also occur.

6. Children's secretions are relatively vigorous. If there is no other discomfort, it may be caused by cold air irritating the nasal cavity and no special treatment is required. Unilateral nasal congestion with blood in the mucus may be caused by foreign matter in the nasal cavity.

7. If there is yellow watery discharge, the possibility of a cyst in the sinus should be considered, and a sinus X-ray or CT scan should be taken.

8. If there is blood in the mucus, please refer to the common causes of nosebleeds.

Through the above comprehensive introduction, many patients who sneeze and have yellow runny nose have fully understood the causes and differential diagnosis. Therefore, after a comprehensive understanding, in order to recover as soon as possible, they must choose a hospital and conduct a comprehensive examination so that they can recover as soon as possible through treatment.