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Laboratory Medicine

Test catalogue

Hemoglobin A1c (Glycosylated Hemoglobin)

Test Name

Hemoglobin A1c (HBA1C, Glycosylated Hemoglobin)

Lavender Tube Specimen Type / Requirements

Container Type = Lavender

Minimum Venous Volume = 2 mL whole blood

Specimen Handling

Collection Instructions: Collect sample in a lavender top and send to core lab. Sample should be well mixed at time of collection to prevent platelet clumping. Write your initials, date and time of collection on the collection label.

Stability: Stable 18 Hours at room temperature and 7 days refrigerated at 2-8°C.

Transportation: Transport at room temperature within 1 hour of collection.

Sample Rejection Criteria: Plasma, clotted sample, Grossly hemolyzed samples, Unlabeled or Not Sufficient Quantity Samples will be rejected.

Required Documentation

Turnaround Time (TAT)

24 Hours

Test Utilization

Do not order HBA1C within 60 days from previous result.

Reference Value

Normal: < 0.060

Prediabetes: 0.060-0.064

Diabetes: ≥0.065

Test Code

HBA1C

Methodology

Capillary Electrophoresis

Testing Location

Referred Out – ON, Canada (ROSJ03)

Other Information