Do people with lupus have the lupus anticoagulant?

Not necessarily. Although many people with lupus have lupus anticoagulant not all do. And most people with lupus anticoagulant do not have lupus. Patients with lupus are more likely to develop the lupus anticoagulant than the general population so it is one "marker" for the disease.
Not all. Depending on the study, 10-65% of patients with lupus will have the lupus anti-coagulant that can contribute to a pro-thrombotic state.

Related Questions

What is the lupus anticoagulant?

Clotting antibody. The lupus anticoagulant is a phospholipid antibody that can bind to cell membranes to make them sticky and increase the risk of blood clotting. It can occur transiently as the result of infections or medicines, or it can occur as spontaneous auto-antibodies or with autoimmune diseases. It may increase the risk of infertility or recurrent miscarriages.

How does someone get lupus anticoagulant?

Part of lupus. You produce antibodies that can interact with the process of blood clotting to cause the blood to clot more easily than normal. This is part of the immunologic abnormalities associated with lupus in some affected individuals.

How many lupus anticoagulant tests are there?

Many. There are tests for 3 forms of anticardiolipin antibodies, 3 forms of antiphospholipid antibodies, russell viper coagulation test and tests for specific components of coagulation and general tests (e.g., prothrombin time).

What medicine do I take for the lupus anticoagulant?

None. Lac is a laboratory finding of uncertain clinical significance. It predisposes to the development of autoimmune diseases such as lupus erythematosus, vitiligo, pernicious anemia, thyroiditis, inflammatory bowel disease, type I diabetes mellitus and addison's disease. If your rheumatologist has diagnosed you with a particular disorder, medications may be warranted on a clinical basis - not for lac.

What is the definition or description of: lupus anticoagulant?

LUPUS ANTICOAGULANT. This test is checked as part of a work up for a clotting disorder called the anti-phospholipid anti-body syndrome. If is sensitive which means that it can be positive in other conditions too such as infections. Like all blood tests, it needs to be interpreted in the context of the patients symptoms. It can be falsely positive if the person is on an anti-coagulant such as Coumadin (warfarin) or lovenox.
Poorly Named Test. If your "lupus anticoagulant" test is positive, it indicates that your blood may clot more easily than it should (long story on the reason for the backwards name). It is important to know that this is only one of several tests for abnormal clotting that a person with an autoimmune disease should have done.

Do all people with the disease lupus test positive to lupus anticoagulant?

No. A patient with lupus is more likely to have a lupus anticoagulant than the general population, but many do not. Different studies have shown from 8% to 65% of patient with lupus having the lupus anticoagulant. Likewise, most people with the lupus anticoagulant antibody will not have lupus. The name is really a misnomer.