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Epic Code LAB81 Glucose, Fasting Blood Level

Important Note

  • Fasting specimen required
  • This test will be cancelled if ordered concomitantly with a panel that contains blood glucose.

Test Name Alias

Glucose Fasting Blood Level | Glucose Fasting Level |Fasting Glucose | 7061 | 1230100723

Interface Order Alias

55009

Specimen Requirements

Specimen Collection: Blood

 

Container(s): Gray Top (Potassium Oxalate and Sodium Fluoride)

  • Also acceptable: Light Green Top (Lithium Heparin Gel) OR 5.0 mL Gold Top (Serum Separator-SST Gel)
  • Minimum Volume to Collect: 1.0 mL
  • Neonate Volume to Collect: 0.5 mL
  • Capillary collect ok? Yes
  • Microtainer acceptable: Yes

 

Collection Instructions:

  • Fasting specimen required
  • After collection, gently invert tube 8-10 times.
  • Gray top whole blood is preferred specimen type
  • If collecting green or gold top:
    • Specimen should be processed within 2 hours – See Processing Instructions.
    • Processed Specimen: Plasma or Serum
    • Centrifuge/Spin: Yes
    • Aliquot: Yes
    • Processing Instructions:
      • Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
      • Green Tube/Plasma: Centrifuge after collection.
      • Minimum plasma/serum volume: 0.5 mL

Transport Temperature: Refrigerated

 

Lab Central Instructions:

  • Centrifuge Gray-top tubes before delivery to the appropriate testing station.

 

Specimen Stability

Ambient: 8 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

Glucose Lvl (Fasting)
0 up to 30 Days: 50 – 120 mg/dL

30 Days up to 18 Years: 60 – 99 mg/dL
18 Years and up: 70 – 99 mg/dL

 

Laboratory Cricial Values Table

Performing Department

Chemistry

Performing Department Laboratory Location

CHW

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 Greenville Laboratory, Greenville, MI
Corewell Health Ludington Laboratory, Ludington, MI
Corewell Health Pennock Laboratory, Hastings, MI
Corewell Health Reed City Laboratory, Reed City, MI
Corewell Health Zeeland Laboratory, Zeeland, MI

 

CHS

Corewell Health Lakeland St. Joseph Laboratory, St. Joseph, MI

Corewell Health Lakeland Niles Laboratory, Niles, MI

Corewell Health Watervliet Laboratory, Watervliet, MI

Methodology

Enzymatic

CPT

82947

CDM Code

3018294701

Epic Test ID

1230100723

LOINC

Glucose Lvl: 2345-7

Reviewed Date

3/7/2024

Updated Date

5/13/2025 CHS info added

Orderable Regions

Southwest; West