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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]
Also known as phlegm, mucus is made up of mostly water, but it also contains "remnants of skin-lining cells (epithelial cells), antimicrobial enzymes, proteins and inorganic salts," explains Nasseri.
Symptoms of bronchiectasis commonly include a cough productive of frequent green or yellow sputum lasting months to years. [3] Other common symptoms include difficulty breathing, wheezing (a whistling sound when you breathe), and chest pain. Exacerbations of symptoms may occur, these exacerbations occur more frequently in advanced or severe ...
Parents are being warned to look out for symptoms of Respiratory Syncytial Virus (RSV) in their newborn babies as the NHS prepares for overcrowding this winter.. The infection causes mild, cold ...
Eosinophilic plastic bronchitis is a subtype of plastic bronchitis that is more often found in children. Symptoms may include a cough, and wheezing, and imaging may reveal a lung that is completely collapsed. [83] Depending on the size of the casts, and the location the condition may present with mild symptoms, or prove fatal. [83]
Here's what to know about the unexpected symptoms allergies can bring up. ... “With increased inflammation, there tends to be an increase in mucus production,” explains Dr. Nasseri. “Focus ...
Yellow or green: Indicates an infection often by a virus or bacteria. The color is caused by an enzyme produced by the white blood cells combating the infection. Clear: Indicates allergies. Mucous membranes produce histamines and make more phlegm. Red: Indicates dry air. A nasal spray can be used to
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.