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A 22-year-old female asked:

Had a bad cold for about 8 days. past few days it's got worse and im coughing up blood and green/grey mucus and there's blood in my snot. what's wrong?

1 doctor answer1 doctor weighed in
Dr. Oscar Novick
Pediatrics 58 years experience
Coughing: You have a post nasal drip.The mucus is eroding the blood vessels in the nose causing the mucus to be blood tinged. If after another couple of days you are no better consult your physician because you probably have sinusitis from where the post nasal drip is coming from.

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Last updated Jun 3, 2013

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