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Creatinine Clearance

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Also known as: Creatinine Clearance, Urine; CRCL; CCT
Formal name: Creatinine Clearance

At a Glance

Why Get Tested?

To help detect and evaluate kidney dysfunction or decreased blood flow to the kidneys

When to Get Tested?

When your doctor thinks that you may have a problem affecting the function of your kidneys, such as an obstruction within the kidney or acute or chronic kidney failure, or dysfunction due to another disease, such as congestive heart failure

Sample Required?

Both a urine sample (24-hour collection) and a blood sample drawn from a vein in your arm

Test Preparation Needed?

None