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Hemoglobin (HB) Electrophoresis

Also known as: Hemoglobin S; Hb S; Hgb S
Formal name: Hemoglobin S evaluation
Related tests: Hemoglobin electrophoresis; Isoelectric focusing; Hemoglobin S Solubility; Hemoglobin Fractionation by HPLC; Hemoglobin Variants, CBC, Blood Smear, Iron Tests

Why should I do it?
To determine whether a person has sickle cell trait or disease by measuring the presence and amount of hemoglobin S

When should I do it?
Routinely as part of a newborn screen or whenever it is necessary to determine whether a person is a sickle cell carrier or has sickle cell anemia

What Kind of Sample is Needed?
A blood sample drawn from a vein in your arm or obtained from the heel or finger of an infant

Test Preparation Needed?
None; however, if this test is used for diagnosis, the sample should not be drawn after a recent blood transfusion.