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Having green, yellow, or thickened phlegm (sputum) does not always indicate the presence of an infection. Also, if an infection is present, the color of the phlegm (sputum) does not determine whether a virus, a bacterium or another pathogen has caused it. Simple allergies can also cause changes in the color of the mucus. [1]
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 ...
Phlegm (/ ˈ f l ɛ m /; Ancient ... from light to dark brown, and even to dark grey depending on the contents. [1] ... Indicates an infection often by a virus or ...
[1] [6] Moderate and severe cases have symptoms suggestive of bronchiectasis, in particular thick sputum production (often containing brown mucus plugs), as well as symptoms mirroring recurrent infection such as pleuritic chest pain and fever. Patients with asthma and symptoms of ongoing infection, who do not respond to antibiotic treatment ...
Phlegm can lead to congestion, coughing, and breathing problems. We spoke to medical experts on the causes, symptoms, and treatments of phlegm.
Bronchitis usually begins as an infection in the nose, ears, throat, or sinuses. The infection then makes its way down to the bronchi. Symptoms include coughing up sputum, wheezing, shortness of breath, and chest pain. Bronchitis can be acute or chronic. [1]
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 color of your mucus can reveal some surprising things about your health. Here's what your mucus color means, according to experts.