What causes postnasal drip? 6 possible conditions

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See a list of possible causes in order from the most common to the least.

1

Common Cold Overview

The common cold is a virus that involves symptoms like sneezing, a runny nose and a headache. Learn the causes, symptoms and treatments for the common cold now!

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2

Sinus Infections (Sinusitis)

A sinus infection causes the sinuses and nasal passages to become inflamed. Facial swelling is a common sign of this type of infection.

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3

Pharyngitis

Pharyngitis is inflammation of the pharynx (the back of the throat). This can cause soreness, scratchiness, and difficulty swallowing. Most cases occur during colder months when the humidity is low.

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4

Allergic Rhinitis

Allergic rhinitis, also known as "hay fever," refers to symptoms that occur after exposure to a certain allergen, such as pollen. Swollen eyes or face may accompany allergic rhinitis.

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5

Deviated Septum

The nasal septum is a thin structure, separating the two sides of the nose. If it is not in the middle of the nose, then it is deviated.

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6

Nasal Polyps

Have you ever felt like you have a cold that never goes away? Nasal congestion that doesn't seem to go away, even with over-the-counter cold or allergy medication, may be caused by nasal polyps. Nasal polyps are benig...

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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