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Rheum from a cat's eyes. Rheum (/ r uː m /; from Greek: ῥεῦμα rheuma 'a flowing, rheum') is a thin mucus naturally discharged from the eyes, nose, or mouth, often during sleep (contrast with mucopurulent discharge). [1] [2] [3] Rheum dries and gathers as a crust in the corners of the eyes or the mouth, on the eyelids, or under the nose. [3]
Mucus fishing syndrome is a rare condition caused by repeated self damage to the conjunctiva. [1] The condition causes excessive mucus production. [2] Patients with this condition make their condition worse by removing mucus from their eyes. [3]
Mucus has trillions of microbes and is a first line of defense against microorganisms that cause infections, the NIH says. "Mucus is very helpful in terms of our immune system," Elliott says.
Sinusitis, also known as rhinosinusitis, is an inflammation of the mucous membranes that line the sinuses resulting in symptoms that may include production of thick nasal mucus, nasal congestion, facial congestion, facial pain, facial pressure, loss of smell, or fever.
Allergic rhinitis (AR) is a common condition where exposure to allergens results in the release of inflammatory mediators, such as histamine, that causes sneezing, rhinorrhea, itchy eyes, and nasal congestion. [7] The increased rhinorrhea and mucus production can result in PND.
A fungal infection or polluted air can cause brown or black mucus, according to Nasseri. "Charcoal or sooty looking phlegm is often seen in people who work in coal mines and factories, or are ...
Along with a runny nose and sore throat, green phlegm is another cold-like symptom of COVID-19. Interestingly, the color of the mucus is an important indicator when it comes to infection.
The phlegm produced by catarrh may either discharge or cause a blockage that may become chronic. An 1896 ad for Elys Cream Balm, a catarrh remedy The word "catarrh" was widely used in medicine since before the era of medical science, which explains why it has various senses and in older texts may be synonymous with, or vaguely indistinguishable ...