Serum Immunofixation Test: Purpose | 合法醫療器材資訊網

AnothertestmustbeusedtomeasuretheamountofabnormalIgintheblood.Thistestiscalledserumproteinelectrophoresis(SPEP)test.Yourdoctorcanuseit ...

Immunoglobulins (Ig) are also known as antibodies. These proteins protect the body against disease. There are many different types of Ig.

Certain diseases result in the growth of an excess number of antibody-producing cells. In some diseases, these cells can produce a large number of antibodies that are all exactly the same. These are called monoclonal antibodies. In a serum immunofixation (IFX) test, they appear as a spike called an M spike. They are considered to be abnormal Ig.

In addition to detecting Ig, the IFX test can identify the type of abnormal Ig present. This information can be helpful in establishing a diagnosis.

Other common names for the test include: