WebSep 9, 2015 · Green or Dark Yellow Phlegm A thick and dark yellow phlegm may be a sign of a viral or bacterial infection, sinus infection, or lower respiratory tract infection. Typically, this occurs when the immune system sends white blood cells, known as neutrophils, to the area of infection. WebApr 11, 2024 · Cough; Production of mucus (sputum), which can be clear, white, yellowish-gray or green in color — rarely, it may be streaked with blood; Fatigue; Shortness of …

Mucus in Your Chest: See 8 Different Causes (And How to Remedy It) - WebMD

WebApr 13, 2024 · The phlegm turns green when there are enzymes called myeloperoxidases (or MPOs) present in your white blood cells. When the green phlegm mucus is released, it could mean that there is a sinus infection. Other underlying conditions include flu, allergies, dryness in the air, Candida Albicans, and Nasal Polyps. Such infections change the color … WebOct 29, 2010 · Its primary function is to filter air particles. When an infection occurs, the mucus color often changes, from clear mucus to yellow mucus and then to green mucus. It most cases green mucus is a definite indication that one has a sinus infection. Most infections are usually caused by bacteria or viruses, however 90% of sinus infections … black scabby sores on dogs

Thick Rubbery Mucus from Nose: Causes, Treatment, and …

WebAug 30, 2024 · If you’re coughing up light-colored or clear mucus, it might indicate that you’re dealing with allergies or that you have a minor infection in your respiratory tract. Yellow or green mucus... WebWhen your mucus or phlegm is green, all signs point to a respiratory infection—what kind of respiratory infection, though, can’t necessarily be discerned just by the presence of … garofalo whole wheat spaghetti