The cardiolipin antibodies blood test, IgA, IgG, and IgM is used to help investigate inappropriate blood clot formation, to help determine the cause of recurrent miscarriage, or as part of an evaluation for antiphospholipid syndrome or sometimes other autoimmune diseases.

This test also goes by the following names: Anticardiolipin Antibodies, ACA, Antiphospholipids and Cardiolipin Antibodies. Fasting is not required to prepare for this test, and results will be delivered within one to two days.