UR Creatinine Clearance 24 Hour
Test Code
CRCLR
Description
Collect
Plain red or gel barrier [SST] tube PLUS a 24 hour urine sample is required for this assay.
Pediatric Collection
Minimum volume: 100 mcL serum AND 100 mcL aliquot of urine from a well-mixed 24 hour collection
Storage Transport Temp
Offsite: Send frozen serum and urine Priority Overnight via FedEx and in a well insulated container on dry ice.
Stability
8 hours at room temperature.
24 hours refrigerated at 2-8°C
>24 hours frozen at -20°C
Notes
Plain red or gel barrier tube AND a 24 hour urine sample is required for this assay.
Blood sample must be drawn within 3 days of collection of urine.
Performed
Monday - Friday
Methodology
Modified Rate Jaffe
Turnaround Time
4 hours
Department
Core Lab
Synonyms
Jaffe (Creatinine Clearance, Urine and Serum);CRCLX
Reference Interval
All: 70-130 mL/min
CPT Code
82575