Immunoglobulin Electrophoresis

This is a blood test that looks for abnormal immunoglobulins, which are proteins within the blood. Abnormal immunoglobulins are associated with various types of diseases.

PREPARATION FOR TEST

No preparation or fasting is necessary.

NORMAL FINDINGS

  • Immunoglobulin G.

  • 1 month - 250 mg/dL to 900 mg/dL.

  • 2 months to 5 months - 200 mg/dL to 700 mg/dL.

  • 6 months to 9 months - 220 mg/dL to 900 mg/dL.

  • 1 year - 340 mg/dL to 1,200 mg/dL.

  • 2 years to 3 years - 420 mg/dL to 1,200 mg/dL.

  • 4 years to 12 years - 460 mg/dL to 1,600 mg/dL.

  • Adult - 565 mg/dL to 1,765 mg/dL.

  • Immunoglobulin A.

  • 1 month - 1 mg/dL to 4 mg/dL.

  • 2 months to 5 months - 4 mg/dL to 80 mg/dL.

  • 6 months to 9 months - 8 mg/dL to 80 mg/dL.

  • 1 year - 15 mg/dL to 110 mg/dL.

  • 2 years to 3 years - 18 mg/dL to 150 mg/dL.

  • 4 years to 12 years - 25 mg/dL to 350 mg/dL.

  • Adult - 85 mg/dL to 385 mg/dL.

  • Immunoglobulin M.

  • 1 month - 20 mg/dL to 80 mg/dL.

  • 2 months to 5 months - 25 mg/dL to 100 mg/dL.

  • 6 months to 9 months - 35 mg/dL to 125 mg/dL.

  • 1 year to 8 years 45 mg/dL to 200 mg/dL.

  • 9 years to 12 years - 50 mg/dL to 250 mg/dL.

  • Immunoglobulin D and E - Minimal.

Ranges for normal findings may vary among different laboratories and hospitals. You should always check with your doctor after having lab work or other tests done to discuss the meaning of your test results and whether your values are considered within normal limits.

MEANING OF TEST

Your caregiver will go over the test results with you and discuss the importance and meaning of your results, as well as treatment options and the need for additional tests if necessary.

OBTAINING THE TEST RESULTS

It is your responsibility to obtain your test results. Ask the lab or department performing the test when and how you will get your results.