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HEMOGLOBIN A2

Mnemonic

HGB A2

Specimen Collection Requirements

Collect

Whole Blood, one 4.0 mL lavender (EDTA) top tube or one 2.0 mL (pediatric EDTA) tube

Handling

Do not separate. Do not freeze.

Preferred Volume

1.0 mL

Minimum Volume

0.5 mL

Transport

Refrigerated (2-8°C)

Rejection Criteria

Clotted or frozen specimens

Stability

UNSPUN SAMPLES: Ambient (18-26°C): Unacceptable; Refrigerated (2-8°C): 7 days; Frozen (at or below -20°C): Unacceptable

Testing Information

Performed

As needed, once/week

Reported

2-6 days

Method

Column Chromatography

Reference Values

Reference Values

Greater than 6 months of age:    1.5-3.5% of total hemoglobin

CPT Codes

83021

Last Updated: Thursday, January 5, 2017 03:41:09 AM


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