Post-nasal drip Post-nasal drip Post-nasal drip (PND, also termed upper airway cough syndrome, UACS, or post nasal drip syndrome, PNDS) occurs when excessive mucus is produced by the nasal mucosa. The excess mucus accumulates in the back of the nose and eventually the throat once it drips down the back of the throat. It is caused by rhinitis, sinusitis, gastroesophageal reflux disease (GERD), or by a disorder of swallowing (such as an esophageal motility disorder). But also further sources such as an allergy, cold or flu and as a result of medications. However, researchers argue that the flow of mucus down the
Nasal septal abscess Nasal septal abscess Nasal septal abscess is a condition of the nasal septum in which there is a collection of pus between the mucoperichondrium and septal cartilage. Individuals with this condition may also have fever, general malaise and nasal pain, including tenderness over the dorsum of the nose. A bilateral persistent nasal obstruction may also be present. Potential complications of a nasal septal abscess include cavernous sinus thrombophlebitis, septal perforation, or saddle deformity due to cartilage necrosis. A nasal septal abscess is frequently a result of a secondary bacterial infection of a nasal septal hematoma. Treatment for a nasal septal