???creatinine???

Nursing Students General Students

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they say that creatinine level is the best test should be done in patient with glomerulonephritis than BUN test?why?

The creatinine clearance measures how much creatinine is being excreted by the kidneys. If the kidneys are not working right, less will be excreted.

Specializes in Onc/Med-Surg, ER, Nursing Supervisor.

BUN can be elevated from dehydration. It's not the best test to determine kidney function.

Specializes in med/surg, telemetry, IV therapy, mgmt.

Creatinine is a better test of long term disease process. It takes longer for it to show changes. BUN can fluctuate from hour to hour.

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