Antiphospholipid syndrome is a rare
autoimmune disease that has been closely linked to
some cases of recurrent
miscarriage. This syndrome increases blood
clotting. It can cause dangerous blood clots (thrombosis) and problems with blood flow. For some women, the only sign of this condition is an early
miscarriage. Or, later in the pregnancy, the woman may lose the baby due to a poorly functioning
placenta, or she may have
Pregnant women with antiphospholipid syndrome are treated with blood-thinning medicines to prevent clotting
problems and pregnancy loss. These medicines may include heparin, aspirin, or both.
Other types of blood-clotting
disorders can cause similar pregnancy problems. Your doctor
can test for blood-clotting disorders.