A member asked:

Coughing up yellow green phlem with occasional small black mucous parts what could cause this?

A doctor has provided 1 answer

Viral or bacterial: Is either bacterial or viral sinusitis or bronchitis. Depending upon how long you've had symptoms for you may want to speak with your doctor regarding an antibiotic. Also, stop smoking!

Answered 7/22/2020

5.1k views

Thank

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