Sickle Cell Test

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Also known as: Haemoglobin S; Hb S; Hgb S
Formal name: Haemoglobin S evaluation
Related tests: Haemoglobin Electrophoresis; Isoelectric Focusing; Haemoglobin S Solubility; Haemoglobin Fractionation by HPLC; Haemoglobinopathy Evaluation, Full Blood Count, Blood Film, Iron Tests

At a Glance

Why Get Tested?

To screen for the presence of sickle cell trait or to confirm the presence of sickle cell disease

When to Get Tested?

If you are of Afro-Carribean descent to determine if you carry one or both genes for sickle cell disease and for antenatal screening. There are other ethnic minorities in whom the sickle gene is found and should be tested if index of clinical suspicion is high.

Sample Required?

A blood sample taken from a vein in the arm. In children, a blood sample from a finger-prick or heel-prick

Test Preparation Needed?

None; however, if this test is used for diagnosis, the sample should not be taken after a recent blood transfusion