Test Overview
Test Usage

Determine glucose level when patient is undergoing ascorbic acid therapy, monitor insulin therapy, evaluate carbohydrate metabolism.

Reference Range *

American Diabetes Association Reference Ranges:
Fasting Glucose: <110 mg/dl (Normal); 110 - 126 mg/dl (Impaired); >=126 mg/dl (Provisional Diagnosis)
Random Glucose: >= 200 mg/dl (Provisional Diagnosis)
Glucose Tolerance Test, 75g load, 2 hr: <140 mg/dl (Normal); 140 - 200 mg/dl (Impaired); >=200 mg/dl (Provisional Diagnosis)
Gestational Diabetes, 50 g load, 1 hr: <140 mg/dl
Gestational Diabetes, 100 g load: Fasting <95 mg/dl; 1 hr <180 mg/dl; 2 hr <155 mg/dl; 3 hr <140 mg/dl.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Daily, 24 hours
Analytic Time

2 hours

Soft Order Code
GLGEM
MiChart Code
GLGEM
Synonyms
    Laboratory
    Chemical Pathology
    Section
    Automation
    Specimen Requirements
    Fasting Specimen
    12 hour fasting specimen is recommended; 8 hour fasting specimen is acceptable.
    Normal Volume
    0.5 mL whole blood
    Minimum Volume
    0.25 mL whole blood
    Billing
    CPT Code
    82947
    Fee Code
    20502
    LOINC
    41652-9
    NY State Approved
    No