Hemoglobin S Post Transfusion Assessment

Test Code

HGASM

Alias/See Also

LAB3154

CPT Codes
<p>83020</p>

Includes

Hemoglobinopathy Screen, and confirmation by HPLC

Preferred Specimen

Specimen
Type: Whole Blood EDTA

Collection
Container/Type: Lavender top (EDTA)

Submission
Container/Tube: Lavender top (EDTA)

Specimen
Volume: 5 mL

Additional
Information: Please provide the patients phenotype
when requesting this test code. Testing will include
Hemoglobinopathy Screen and confirmation by HPLC. No pathologist or
technical interpretation will accompany the report.

Minimum Volume

1 mL

Instructions

Please provide the patient's phenotype when requesting this test code.

Note: Testing will include Hemoglobinopathy Screen and confirmation by HPLC. No pathologist or technical interpretation will accompany the report. The report will include the percentage of Hemoglobin S (HbS), and Hemoglobin C (HbC), if the patient is SC.

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 72 hours

Refrigerated: 7 days

Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis • Clotted

Methodology

Electronic Sizing and Counting/Cytometry • Capillary Electrophoresis followed by, if necessary, High Performance Liquid Chromatography, Solubility

Setup Schedule

Set up: Mon-Sat; Report available: 1-3 days

Report Available

1-3 days

Reference Range

See Laboratory Report

Clinical Significance

This profile is to be used for monitoring the effects of transfusion/exchange transfusion and hemoglobin F levels post hydroxyurea treatment in patients with known sickle cell anemia or sickle cell disease.

Performing Laboratory
Quest Diagnostics Nichols Institute 14225 Newbrook Drive Chantilly, VA 20153

Last Updated: February 17, 2023

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.