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Test Code GL GLUCOSE

Important Note

Test subject to Medicare National Coverage Determination (NCD).

See Medical Necessity documentation requirements by clicking on  

Medicare National Coverage Determinations under General Information

to left of this screen.

    

 

Additional Codes

LAB2069

Performing Laboratory

Porter Hospital Laboratory

Specimen Requirements

Specimen Type: Blood
Container/Tube: Grey top, serum gel
Also Acceptable: Tiger top (serum,gel); Green top (Lithium Heparin)
Specimen Volume: Full tube, submit 0.4 mL serum
Specimen Minimum Volume: 0.3 mL
Collection Instructions:
   1. Send specimen in original tube.
   2. If there is a delay in transport of >1 hour, centrifuge tube.
   3. Centrifuged SERUM samples are stable for:
       • 8 hours at room temperature
       • 72 hours at 2-8°C

Specimen Transport Temperature

Refrigerated

Test Classification and CPT Coding

82947

Test Schedule / Analytical Time / Test Priority / Turn Around Time

Daily / 24 hours / Available STAT / Routine - 4 hours

                                                              STAT - 60 minutes

Normal Reference Values

70-99 mg/dl

Critical Values

0 - 1 day:  <40 and >180 mg/dL

1 - 7 days:  <40 and >180 mg/dL

7 days - 18 years:  <50 and >300 mg/dL

18 years and up:  ≤55 and >500 mg/dL