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Hemoglobin A1c

Source Blood
 
Mnemonic HBA1C
 
Specimen Requirements 1 x 4 mL lavender top EDTA tube

Minimum Whole Blood Volumes for Micro-Collections using Microtainers
 
Capillary collection available at ACH only

Whole blood 
 
Specimen Handling Mix well by inverting tube 8 to 10 times.

DO NOT centrifuge.
 
Additional Information Suggested HbA1c monitoring for diabetics: One test per 3 months

HbA1c results are affected by RBC lifespan (e.g. higher in iron deficiency, lower in chronic blood loss)

The Hemoglobin A1c method used is DCCT/NGSP standardized.

 
Testing Location Chemistry-DSC
Testing Frequency Daily
 
Alternate Name(s) Glycohemoglobin
 
Reference Interval 4.3 - 6.1%