Creatinine blood testSerum creatinine; Kidney function - creatinine; Renal function - creatinine
The creatinine blood test measures the level of creatinine in the blood. This test is done to see how well your kidneys are working.
Creatinine can also be measured with a urine test.
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Oh MS, Briefel G. Evaluation of renal function, water, electrolytes, and acid-base balance. In: McPherson RA, Pincus MR, eds. Henry's Clinical Diagnosis and Management by Laboratory Methods. 23rd ed. St Louis, MO: Elsevier; 2017:chap 14.