Children's Mercy Hospitals and Clinics
Name
Hemoglobin A2/F Quantitation

CMH Lab Section
Hematology

Specimen Requirements
1-3 mL blood in an EDTA lavender top tube

Availability
Routine

Turn Around Time
1-7 days, batch testing completed on Thursday and Friday

Methodology
Capillary Electrophoresis

Ranges

Age range

Hgb A2

Hgb F

0 days-2mos

0.0-1.3%

50.0-90.0%

2mos-3mos

0.4-1.9%

20.0-65.0%

3mos-4mos

1.2-2.8%

6.0-45.0%

4mos-5mos

1.4-2.9%

4.0-25.0%

5mos-6mos

1.8-3.1%

2.3-20.0%

6mos-9mos

1.9-3.2%

1.0-13.0%

9mos-12mos

2.0-3.4%

1.0-5.0%

12mos-24mos

2.2-3.5%

0.0-2.2%

≥24mos

2.2-3.5%

0.0-2.0%



Copyright © 1996-2014 The Children's Mercy Hospital