2 doctors weighed in:

Does a blood test for renal function need fasting beforehand?

2 doctors weighed in
Dr. Jack Rubin
Internal Medicine - Nephrology & Dialysis
1 doctor agrees

In brief: Kidney blood test

No, if you are checking for creatinine and BUN levels, you do not to be fasting before your blood sample is taken.

In brief: Kidney blood test

No, if you are checking for creatinine and BUN levels, you do not to be fasting before your blood sample is taken.
Dr. Jack Rubin
Dr. Jack Rubin
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