Serum immunoelectrophoresis is a lab test that measures proteins
called immunoglobulins in the blood. There are many types of
immunoglobulins. Some can be abnormal and due to cancer. IEP -
serum; Immunoglobulin electrophoresis - blood; Gamma globulin
electrophoresis; Serum immunoglobulin electrophoresis A blood
sample is needed. For information on how this is done, see:
Venipuncture When the needle is inserted to draw blood, you may
feel moderate pain, or only a prick or stinging sensation.
Afterward, there may be some throbbing. This test is most often
used to check the levels of certain immunoglobulins (or
antibodies) associated with multiple myeloma and Waldenstrom's
macroglobulinemia. This test has mostly been replaced by another
test calle immunofixation. A normal (negative) result means no
immunoglobulins were seen in the blood sample. Abnormal results
may also be due to: Some people have monoclonal immunoglobulins,
but do not have cancer. This is called “monoclonal gammopathy of
unknown significance,"