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A member asked:
Could just a coffee 40 mins before blood test for esr and c reactive protein influence the results? need to do these tests today bur forget fasting.
A doctor has provided 1 answer
Don't think so: Caffeine should not affect these results. Besides these are not acute phase reactant tests and take longer to change.
Answered 6/27/2014
3.9k views
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Will drinking decaf black coffee before fasting blood test alter the results?
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I had a blood test and the results said I have high c reactive protein, I have to have more blood tests. What does this mean?
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Woke up with urine looking like coffee. Just had a cysto it was ok. Doc did a urinalysis no infec but still large amount of blood and protein. Help!
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