Suddenly running nose at night may be caused by cold, allergic rhinitis and ruptured sinus cyst.
1. Colds: Colds occur due to cold or respiratory tract infections, causing fever, nasal congestion and runny nose and other symptoms. When you lie down at night, the change of body position will easily cause the congestion of the nasal mucosa to increase, resulting in the sudden appearance of watery nasal discharge in the nose at night.
2. Allergic rhinitis: due to the patient’s contact with pollen, dust and other allergens, resulting in patients with nasal itching, sneezing and other phenomena. When the patient sleeps at night, the vagus nerve is excited and the secretion of glands increases, which may lead to the phenomenon of sudden running water.
3. Sinus cyst rupture: it is caused by the blockage of sinus openings, mucosal inflammation and other factors, thus triggering sinus cysts, which rupture due to the position of sleeping at night, leading to the phenomenon of sudden running watery nasal discharge from the nose.
When the patient sleeps at night the phenomenon of the nose suddenly watery, there are other possibilities, it is recommended to go to the hospital in time to identify the cause of the disease, and according to the cause of the treatment.