If your sputum is green, yellow, or another color, it's likely a sign of illness. When you cough up phlegm, it's called sputum. ... You may also consider this color “rusty” in appearance.

Green or yellow "sputum," as clinicians call it, more often than not reflects a bacterial infection, whereas clear, white or rust colored phlegm most likely does not, according to the new study.

Pink or rust-colored phlegm that contains blood can indicate the presence of a serious medical issue such as tuberculosis or an abscess. Read on to learn more about phlegm colors.

Green or yellow "sputum," as clinicians call it, more often than not reflects a bacterial infection, whereas clear, white or rust colored phlegm most likely does not, according to the new study.

Your body makes phlegm, aka mucus, to sweep out harmful bacteria and allergens. The color of the phlegm can depend on the causes. Here are possible reasons why it’s brown.

Your cough lasts for more than two weeks, especially if it's accompanied by bloody or rust-colored mucus, hoarseness, pain with swallowing, and chest pain.

Being sick with a cold or other congestion-causing illness comes with a variety of symptoms, but a particularly annoying one ...

2. Yellow or Greenish Phlegm: According to Dr. Joydeep Ghosh, Consultant, Internal Medicine at Fortis Hospital, Kolkata, ...

Confirming widespread beliefs by doctors and parents alike, the color of phlegm coughed up by people is indeed a good indicator of whether that person has a bacterial infection, an international ...

Green or yellow "sputum," as clinicians call it, more often than not reflects a bacterial infection, whereas clear, white or rust colored phlegm most likely does not, according to the new study.