Marfan syndrome Marfan syndrome is a birth defect that affects the body's connective tissue. Learn the signs and symptoms of Marfan syndrome and how it's treated.
Congenital Zika syndrome Congenital Zika syndrome is a group of conditions caused by Zika infection during pregnancy. Learn about the medical care babies with this syndrome may need.
Syphilis in pregnancy Learn about syphilis and pregnancy, including its effects, symptoms, treatment and how to prevent it.