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Creatinine Clearance

Mnemonic:    [U CreaCl]
Name:    Creatinine Clearance
Specimen:     1 mL of serum from a Red SST or plasma from a Green PST AND a 24 hour urine specimen.

Blood should be collected within 48 hours before the beginning of the urine collection, or within 48 hours after the urine collection.

Patient's height and weight are required for completion of the test.
Spec Stability:    Stable 5 days refrigerated.
Reference Range:    100 - 180 mL/min
  Method:    Enzymatic
Note:    This urine test does not require a preservative during collection.