A 33-year-old female asked:
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my 3.5yr old son has had a cold for about a week or so. and now when he blows his nose, yellow snot comes out. what is going on?

2 doctor answers
Dr. Nayla Mumneh
29 years experience Allergy and Immunology
Yellow mucus: Take him to the pediatrician make sure he does not have an ear infection.
Answered on Dec 24, 2013
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Dr. Oscar Novick
58 years experience Pediatrics
Cold: As noted your child has a cold. As the cold progresses the clear mucus begins to turn yellow because of the white blood cells that attack the mucus.
Answered on Dec 24, 2013
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