Hemoglobin Electrophoresis Replacement Assay
Beta Thalassemia Screen
HGBN Interpretation Charge
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High Pressure Liquid Chromatography (HPLC)
Evaluate distribution of hemoglobins.
HGBN-A1: 96.0 - 98.0% of total hemoglobin; HGBN-A2: 2.3 - 3.4% of total hemoglobin; HGBN-F, 0-1 month: 46.0 - 81.0% of total hemoglobin; HGBN-F, 1-4 months: 9.4 - 61.0% of total hemoglobin; HGBN-F, 4-12 months: 1.3 - 22.0% of total hemoglobin; HGBN-F, 1 - 150 years: less than or equal to 2% of total hemoglobin. There are no established reference ranges for HGBN-C and HGBN-S. Pathologist interpretation of abnormal results provided.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Collect specimen in lavender top tube. Invert specimen after collection to prevent clotting. CBC testing must be performed in conjunction with HGBE test to aid in interpretation of results.
Collect specimen in a lavender top (EDTA) tube. Invert specimen after collection to prevent clotting. Send intact specimen; do not centrifuge. Refrigerate; do not freeze. Please include most recent CBC results with requisition. If CBC results are not provided, testing will be performed and a note added to the report indicating that CBC results were unavailable.