Sign in →

Epic Code LAB66 Creatinine, Blood Level

Test Name Alias

Creatinine Blood Level | CR | CREAT | 8125

Interface Order Alias

10036

Collection Instructions

Specimen Collection: Blood

 

Container(s): 4.5 mL Mint Green Top (Lithium Heparin Gel) or 5.0 mL Gold Top (Serum Separator-SST Gel)

  • Preferred Volume to Collect: 4.5 mL
  • Minimum Volume to Collect: 1.0 mL
  • Neonate Volume to Collect: 0.5 mL
  • Capillary collect ok? Yes
  • Microtainer acceptable: Yes

 

Collection Instructions:

  • After collection, gently invert tube 8-10 times.
  • Specimen should be processed within 2 hours – See Processing Instructions.

 

Processing Instructions (Laboratory, Outpatient or Off-site collection)

  • Processed Specimen: Plasma or Serum
  • Centrifuge/Spin: Yes
  • Aliquot: Yes
  • Processing Instructions:

    • Plasma is preferred specimen type

    • Green Tube/Plasma: Centrifuge after collection.

    • Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.

  • Transport Temperature: Refrigerated

Specimen Stability

Ambient: 12 hours

Refrigerate: 72 hours

Frozen: aliquot plasma/serum for longer storage

Laboratory Retention: 72 hours

Test Frequency

Available 24 hours, usual TAT 1 day.

Reference Range

Male

0 up to 3 Years: 0.20 – 0.50 mg/dL
3 Years up to 10 Years: 0.30 - 0.60 mg/dL
10 Years up to 16 Years: 0.40 – 0.80 mg/dL
16 Years up to 18 Years: 0.50 – 1.10 mg/dL
18 Years and up: 0.60 – 1.30 mg/dL

 

Female

0 up to 3 Years: 0.20 – 0.50 mg/dL
3 Years up to 10 Years 0.30 – 0.60 mg/dL
10 Years up to 16 Years 0.40 – 0.80 mg/dL

16 Years up to 18 Years: 0.40 – 0.90 mg/dL
18 Years and up: 0.50 – 1.10 mg/dL

 

Estimated Glomerular Filtration Rate (eGFR)

≥ 60mL/min/1.73m^2

 

Laboratory Critical Values Table

Performing Department

Chemistry

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Big Rapids Laboratory, Big Rapids, MI
Corewell Health Blodgett Laboratory, Grand Rapids, MI
Corewell Health Gerber Laboratory, Fremont, MI
Corewell Health Kelsey Laboratory, Lakeview, MI
Corewell Health Ludington Laboratory, Ludington, MI
Corewell Health Pennock Laboratory, Hastings, MI
Corewell Health Reed City Laboratory, Reed City, MI
Corewell Health Greenville Laboratory, Greenville, MI
Corewell Health Zeeland Laboratory, Zeeland, MI

Methodology

Enzymatic

CPT

82565

CDM Code

3018256501, 3018256501

Epic Test ID

1230100530

LOINC

 

Result Alias Result Description LOINC
20113 Creatinine 2160-0
22065 MDRD eGFR 33914-3
22370 CG eCrCL 35591-7

 

Mayo Access Code

SHO8125

Reviewed Date

3/7/2024

Updated Date

3/14/2024 - Reference Range