Chest Phlegm Color Chart
Chest Phlegm Color Chart. It can be related to a bacterial infection like bronchitis, sinusitis or pneumonia. The body uses mucus to trap germs and contaminants. As well as being a sign of bacterial pneumonia, brown phlegm can also be due to chronic bronchitis, which often affects smokers, and cystic . White phlegm is normally no .

Over time, you may start coughing up yellow and green phlegm.
This usually starts off with a dry cough and eventually some clear or white phlegm. It could be a viral infection like your regular, . What does green, yellow, or brown phlegm mean? Mucus or phlegm of this color means your body is fighting an infection.
