Test Code LAB383 Creatinine
Performing Lab
Arnot Ogden Medical Center/ Ira Davenport Memorial Hospital
Ordering Recommendations
Creatinine:
-Diagnosing and monitoring treatment of acute and chronic renal diseases
-Adjusting dosage of renally excreted medications
-Monitoring renal transplant recipients
*Includes GFR calculation.
Estimated Glomerular Filtration Rate (eGFR):
-Serum creatinine measurement is used in estimating GFR for people with chronic kidney disease (CKD) and those with risk factors for CKD (diabetes, hypertension, cardiovascular disease, and family history of kidney disease).
Included in BMP, CMP & Renal Panel.
Collect
Serum or Plasma
Collection Device
Lithium Heparin Green Top Tube or Gold Top Tube
Specimen Handling
Centrifuge within 2 hours of collection.
Stability (from collection to initiation)
Room Temp |
8 Hours |
Refrigerated | 7 days |
Frozen | Indefinitely |
Storage/Transport Temperature
Refrigerated
Specimen Volume
5 mL
Minimum Requirements
1 mL
Remarks
TURN AROUND TIME
STAT |
1 Hour |
Routine |
8 Hours |
Methodology
Jaffe Rate Absorbance
Start Date
9/13/2017
Last Review Date
06/26/2025
7/8/25 AP