A member asked:

What do red and black spots in sputum indicate?

4 doctors weighed in across 2 answers

Blood: Sputum/phlegm can sometimes be blood streaked (red spots); if the bleeding has been there for some time the blood will become dark brown/black. Some infections can change the color of the sputum as well.

Answered 12/28/2013

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Sputum: A common cold, nose bleed, dry mucosa with capillary bleeding, cancer, stomach- lung- throat issue, etc ....

Answered 1/25/2013

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Red rash with black spots all over. What could it be?

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