Lungs and Airway1 Comment
what does black speckled phlegm mean?
Black sputum may be due to the presence of degraded blood, certain organic dusts and is sometimes reported by smokers. You should see your doctor who will consider doing further investigation, possibly taking a sputum sample for analysis. You can find a list of causes of various sputum colors in this article – http://www.healthhype.com/sputum-color-causes-and-meaning.html