Hemoglobin electrophoresis is a blood test that can detect different types of hemoglobin. It uses the principles of gel electrophoresis to separate out the various types of hemoglobin and is a type of native gel electrophoresis.
Usually it’s done along with other blood tests. Your doctor might tell you he ordered this test to look for hemoglobinopathy. That’s a catch-all word that means abnormal hemoglobins. Normal hemoglobin carries oxygen and releases it so your muscles and organs can use it.
Hemoglobin electrphoresis is among the routine blood tests done during pregnancy and the first prenatal visit. The hemoglobin electrophoresis tests for abnormal forms of hemoglobin (hemoglobinopathy). Most patients with abnormal hemoglobins have no symptoms but could potentially transmit the gene to their fetus.