Is Mucus a Sign of Lung Cancer? Mucus production occurs with certain ... often associated with asbestos exposure. What Does the Color of Phlegm Mean? While diagnosing the cause of a productive ...

Certain chronic conditions that affect the lungs, such as asthma and chronic obstructive pulmonary disease (COPD), can have ...

Excess clear phlegm may indicate lung disease or other health issues. Here's a breakdown of coughed-up phlegm colors and what they may indicate: You typically do not notice phlegm until your body ...

Coughing up blood, medically known as hemoptysis, involves coughing or spitting up blood or blood-streaked mucus ... clot in the lung), or medications like blood thinners. In some cases, coughing up ...

“Mucus has got a bad rap,” said Dr. Richard Boucher, a pulmonologist and director of the Marsico Lung Institute/UNC ... care physician at MD Anderson Cancer Center in Houston, who has studied ...