Test Code CREATININE CLEARANCE 24 HOUR URINE CREATININE CLEARANCE 24 HOUR URINE
Department
Chemistry
Specimen Type
Urine and Plasma or Serum
Method
Enzymatic
Container
Lithium heparin (green top) or No additive (red-top) and 24 hour urine container.
Special Requirements
Boric Acid or Hydrochloric Acid as a preservative. The preservative can be added before or after collection.
Patient’s height, weight and urine total volume required for calculation. Plasma or serum must be collected within 24 hours of urine collection.
Standard Volume
10ml
Minimum Volume
5ml
Pediatric Volume
N/A
Ship Temperature
Room Temperature
Stability Refrigerated
6 days for urine
7 days for serum or plasma
Stability Room Temp
2 days for urine
7 days for serum or plasma
Stability Frozen
6 months for urine
3 months for serum or plasma
CPT Code
82575
Days Test Set Up
Monday through Sunday
Group Components
Hour collected, weight, total volume, serum creatinine, urine creatinine, height, body surface area, creatinine clearance