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What is post-nasal drip? Post-nasal drip is what happens when excess mucus accumulates in the back of the throat or nose, according to Gavin Le Nobel, M.D., head and neck surgeon, and ...
Post-nasal drip (PND), also known as upper airway cough syndrome (UACS), occurs when excessive mucus is produced by the nasal mucosa. The excess mucus accumulates in the back of the nose , and eventually in the throat once it drips down the back of the throat.
Also called rhinorrhea, is a very common medical disorder that occurs when the nasal tissues are congested and the excess fluid runs either at the back of the throat or out of the nose. Post-nasal drip can be caused by the common cold, allergies to dust, smoking, or pet dander. Even spicy foods can sometimes cause post-nasal drip.
Common symptoms are a stuffy nose, runny nose, sneezing, and post-nasal drip. [4] The inflammation is caused by viruses, bacteria, irritants or allergens. The most common kind of rhinitis is allergic rhinitis, [5] which is usually triggered by airborne allergens such as pollen and dander. [6]
Along with congestion, doctors said, some patients experience a headache, fatigue, muscle aches, fever, chills or post-nasal drip that may lead to a cough — though coughing isn't a primary symptom.
Symptoms of URTIs commonly include cough, sore throat, runny nose, nasal congestion, headache, low-grade fever, facial pressure, and sneezing. [9] Symptoms of rhinovirus in children usually begin 1–3 days after exposure. The illness usually lasts 7–10 more days. [6]