Chorioamnionitis [chor-y-oh-am-nee-oh-NY-tis] is an infection of the placenta and the amniotic fluid. Only a few women get it. But it is a common cause of preterm labor and delivery.
Cholestasis of pregnancy is a liver problem. It slows or stops the normal flow of bile from the gallbladder. This causes itching and yellowing of your skin, eyes, and mucous membranes. Cholestasis sometimes starts in early pregnancy. But it is more common in the second and third trimesters.
Pre-existing heart disease is a heart problem that you had before you got pregnant. This often means a heart condition that you were born with (congenital).
During pregnancy, when the placenta is attached close to the cervix or covers the cervix, it is called placenta previa. Learn more about this condition, including causes, symptoms, diagnosis, treatment, and complications.
Myasthenia gravis is a complex autoimmune disorder. It causes antibodies to destroy the connections between your muscles and nerves. This causes muscle weakness and tiredness.
Antiphospholipid syndrome is an autoimmune disease. This happens when your immune system fights against normal cells. In this condition, your body makes antibodies that attack a kind of fat in cells. This makes your blood clot too easily.