What are the high-risk factors for upper airway edema?

Generally, high-risk factors for upper airway edema include allergic rhinitis, sinusitis, acute laryngitis, chronic bronchitis, and bronchial asthma. If discomfort occurs, it is recommended to seek medical attention promptly for treatment. Specific analyses are as follows:

1. Allergic Rhinitis

Allergic rhinitis is an inflammatory condition of the nasal mucosa caused by an allergic reaction. Common allergens include pollen, dust mites, and pet dander. When allergens come into contact with the nasal mucosa, the immune system releases chemical substances that lead to upper airway edema, nasal congestion, tearing, and other symptoms. Medications such as Tongqiao Biyan Tablets, Qianbai Biyan Tablets, and Levocetirizine Hydrochloride Granules may be taken under medical guidance for treatment.

2. Sinusitis

Sinusitis may be caused by bacterial infection. When the sinuses become infected or inflamed, the mucous membranes of the nasal cavity and throat may swell, leading to symptoms such as excessive purulent nasal discharge, abnormal sense of smell, and upper airway edema. Treatment may include medications such as Cefixime Capsules, Ambroxol Hydrochloride Tablets, and Biyuan Tongqiao Granules, taken under a doctor's supervision.

3. Acute Laryngitis

Acute laryngitis is usually caused by overuse of the vocal cords. The inflammatory response from acute laryngitis can cause dilation of blood vessels in the laryngeal mucosa and increased permeability, resulting in plasma and extracellular fluid leaking into tissue spaces. This fluid accumulation leads to symptoms such as upper airway edema, phlegm production, and throat pain. Medications such as Ribavirin Capsules, Antiviral Oral Liquid, and Penicillin V Potassium Tablets may be used under medical advice for treatment.

4. Chronic Bronchitis

Chronic bronchitis is typically associated with viral infections. It causes the airway mucosa to produce excessive mucus. Excess mucus may obstruct the airways, triggering symptoms such as upper airway edema, wheezing, and shortness of breath. Under medical guidance, medications such as Qiangli Pipa Lu (Powerful Loquat Syrup), Bailing Capsules, and Feining Granules may be used for treatment.

5. Bronchial Asthma

Bronchial asthma may be caused by long-term inhalation of harmful gases. It causes patients' airways to become highly sensitive, making them prone to exaggerated reactions to irritants. When stimulated, the smooth muscles of the airways may spasm, leading to airway narrowing, upper airway edema, and shortness of breath. Medications such as Salbutamol Aerosol, Salmeterol Xinafoate Aerosol, and Budesonide Inhalation Aerosol may be prescribed for treatment.

In daily life, it is recommended to consume more foods rich in vitamin C, such as strawberries, spinach, and broccoli, which help protect the health of the upper airways.