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Test Code LAB13290 Hemoglobinopathy Evaluation

Department

SEND OUTS

Reference Lab Test Number

HGBE

Collection Requirements

Draw blood in a lavender EDTA tube.

Send 5.0 mL whole blood refrigerated.

Please supply CBC results with test requisition.

Refer To

WARDE Medical Laboratory

Primary Collection Container

Lavender 6 mL (K3EDTA)

Alternate Collection Container

Green (Sodium Heparin)

Transport

Whole blood refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Send 5.0 mL refrigerated.

Stability

Ambient: Unacceptable

Refrigerated: 7 days

Frozen: Unacceptable

Minimum Testing Volume

1.0 mL minimum

Reference Range

A1: 96.5%-97.8%

A2: 2.2%-3.2%

Hgb F: <2%

Methodology

Capillary Electrophoresis

HPLC as needed

Performed

Monday – Friday

Reported

4 Days

CPT Codes

83020

Additional Information

Components:

Detects hemoglobin variants including Hemoglobin S, Hemoglobin C, and others. Quantitates Hemoglobin A2 for thalassemia assessment.