2 hours
Test Updated:
RBS (random blood sugar)
GLUC
Lactose Tolerance Test
GLUCOSE LEVEL
Looking to order a test?
We’ve provided helpful links to make ordering easy.
Find a RequisitionAll specimens should be accompanied by a requisition.
Submitting SpecimensLearn about how to properly label and where to ship specimens.
Order Kits and SuppliesMLabs provides all the supplies necessary for the collection of specimens.
Test FAQVisit our provider FAQ and learn about common questions to ordering tests.
Test Overview
Hexokinase, NADH Endpoint
Determine glucose level, monitor insulin therapy, evaluate carbohydrate metabolism.
Fasting: <1 year: 40 - 120 mg/dL, 1-4 years: 50 - 130 mg/dL, 5-11 years: 50 - 135 mg/dL, 12-150 years: 73 - 100 mg/dL.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collect specimen in an SST tube depending on the measurement requested (random, fasting, 1 hour postprandial or 2 hour postprandial).
Collect specimen in an SST tube depending on the measurement requested (random, fasting, 1 hour postprandial or 2 hour postprandial). Centrifuge within 4 hours of collection, aliquot serum into a plastic vial and refrigerate. If specimen cannot be centrifuged at client site, please arrange for delivery to MLabs within 3 hours of specimen collection.