Kidney Test In Blood. The test also measures the level of certain salts such as potassium chloride sodium and bicarbonate. A kidney blood test measures the levels of different substances in the blood.
The kidney blood test results tell us the level of urea and creatinine present. Blood urea nitrogen bun test. Blood tests for kidney problems.
A 24 hour urine sample is a creatinine clearance test.
Urine tests other blood tests scans x rays kidney biopsy etc. Kidney function tests usually require a 24 hour urine sample and a blood test. People who have an increased risk of developing kidney disease such as those with diabetes or high blood pressure should have this test or an albumin to creatinine ratio if their standard dipstick test for proteinuria is negative. The kidney blood test results tell us the level of urea and creatinine present.