Geisinger Medical Laboratories Test Catalog

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Test Search:      Test Name: OR Test Code OR CPT Code:  


CREATININE, 24 HOUR URINE

Test code:
CRET24
Specimen type:
24-hour urine
Tube type / collection container:
Specimen collection notes:
Mix well. Estimate total collection volume from 24-hour urine container. Remove required aliquot. Record total volume on both aliquot tube and request slip (if applicable).
What to submit:
5 mL aliquot of 24-hour urine, as above; minimum 5 mL
Patient preparation:
None.
 
Transport temperature:
Refrigerated (preferred). Room temperature or frozen specimen also acceptable.
Specimen stability:
Room temperature: 2 days. Refrigerated: 6 days. Frozen: 6 months.
Rejection criteria:
A complete 24-hour urine collection is required. Any other specimen is unacceptable.
 
Reference range:
Male 1-2 gm/24 hours.
Female 0.8-1.8 gm/24 hours
Alert limits:
None.
Additional information:
None.
CPT code(s):
82570
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Creatinine - 24-hour urine, 24-hour total volume.
Methodology:
Spectrophotometric (Colorimetric)
Clinical Significance:
Creatinine is the product of creatine metabolism. Creatinine is measurement of renal function.
Doctoral Director Review:
Jay Jones Ph.D.    02/04/2014

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Doctoral director: Jay Jones Ph.D.
Technical Lead: Larry Quinton
Frequency: Daily, Monday - Sunday
Performed stat? N
Review/ revision date: 02/04/2014
Reviewed/revised by: Larry Quinton

Geisinger Bloomsburg Hospital

Performing laboratory: Geisinger Bloomsburg Hospital
Doctoral director: Myra Wilkerson M.D.
Technical Lead: Maureen Phillips  
Frequency: Daily    
Performed stat? Y
Review/ revision date: 04/09/2014
Reviewed/revised by: Maureen Phillips