Glucose, Blood (Non-fasting)

Mint Green Plasma Separator Tube

Tube Type

Test ID LAB82
CPT Code(s) 82947
Group/Individual Test Individual
Laboratory Core Laboratory
Tube Station Routine: 30, STAT: 888
Specimen Routine: 3 mL blood/Li Heparin plasma separator tube/Mint Green top. Also acceptable serum (Gold SST / Red Top Tube)
Micro: 200 µL blood/mint green top bullet/gold top/red top
Stability Unspun: <2 hours recommended
Room Temp:
8 hours
72 hours
30 days
Availability 24 hr/day
Turnaround Time STAT 1 hr; Routine 2 hrs
Reference Range Normal: 70-179 mg/dL; see Comments for additional information
Critical: <40 mg/dL or >400 mg/dL
<40 mg/dL or >500 mg/dL (Emergency Department)

It is recommended that patients with no prior history of diabetes who have hyperglycemia (random blood glucose >125 mg/dL) during hospitalization receive follow-up testing within one month of hospital discharge.

Source: Clement S, Braithwaite SS, Magee MF, Ahmann A, Smith EP, Schafer RG and Hirsh IB. Management of diabetes and hyperglycemia in hospitals.(Reviews/Commentaries/Position Statements) Diabetes Care 2004;27:p578.

Reference range effective 12/2019; from ADA 2019 Standards of Care.

Reviewed by Christopher Parker on December 07, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514