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It is a symptom usually associated with the common cold, pharyngitis, and chesty coughs, but it can also be found in patients with adenoiditis, otitis media, sinusitis or tonsillitis. 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
Bacteria or viruses can cause tonsillitis. Viral infections cause 40 to 60% of cases of tonsillitis. [14] Many viruses can cause inflammation of the tonsils (and the rest of throat) including adenovirus, rhinovirus, coronavirus, influenza virus, parainfluenza virus, coxsackievirus, measles virus, Epstein-Barr virus, cytomegalovirus, respiratory ...
However, “the viruses and bacteria that cause tonsillitis are highly contagious and can spread through respiratory droplets when an infected person coughs, sneezes or talks,” says Clark.
[3] [4] This commonly includes nasal obstruction, sore throat, tonsillitis, pharyngitis, laryngitis, sinusitis, otitis media, and the common cold. [5]: 28 Most infections are viral in nature, and in other instances, the cause is bacterial. [6] URTIs can also be fungal or helminthic in origin, but these are less common. [7]: 443–445
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 ...
Other causes can include acid reflux, asthma, allergies, or other chronic medical conditions, adds Richard Watkins, M.D., an infectious disease physician and professor of medicine at the Northeast ...
Phlegm is more related to disease than mucus, and can be troublesome for the individual to excrete from the body. Phlegm is a thick secretion in the airway during disease and inflammation. Phlegm usually contains mucus with virus, bacteria, other debris, and sloughed-off inflammatory cells.
[1] [6] Symptoms usually last 3–5 days, but can be longer depending on cause. [2] [3] Complications can include sinusitis and acute otitis media. [2] Pharyngitis is a type of upper respiratory tract infection. [7] Most cases are caused by a viral infection. [2] Strep throat, a bacterial infection, is the cause in about 25% of children and 10% ...