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Labcorp Oklahoma, Inc.
Test Directory


1,5 Anhydroglucitol Quantitative, Serum or Plasma

Order Name Anhydroglucitol
Test Number: 2907676
Revision Date 01/08/2021
Test Name Methodology LOINC Code
1,5 Anhydroglucitol Quantitative, Serum or Plasma
Quantitative Enzymatic 53835-5 
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.2 mL) Serum Clot Activator SST Refrigerated
Alternate 1 1 mL (0.2 mL) Plasma EDTA (Lavender Top) Refrigerated
Instructions Allow serum specimen to clot completely at room temperature. Transfer 1 mL (Min: 0.2 mL) serum or plasma to a Standard Transport Tube.
Stability: After separation from cells: Ambient: 1 week; Refrigerated: 1 week; Frozen: 1 month
Testing Schedule Mon-Fri 
Expected TAT 1-4 days  
Clinical Use aka: GlycoMark
Ordering Recommendation: To monitor postprandial hyperglycemia and short-term glycemic control when hemoglobin A1c is 6.1-7.9% 
Notes Reference Lab: ARUP
Test Code: 81335
Click Here to view information on the ARUP website.
CPT Code(s) 84378
Lab Section Reference Lab