Creatinine Clearance

Urine Creatinine Clearance

24 hours

Kinetic/Colorimetric

Accredited NRL Laboratory

Daily

Estimates GFR using urine and serum creatinine.

Serum and 24 hour urine

1 mL serum and 10 mL aliquot of entire urine collection

Red top tube or Gel barrier tube and Urine container with or without HCl

No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.

This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.