Zika virus and pregnancy Zika infection during pregnancy can cause a birth defect called microcephaly and other brain problems. Learn how to protect yourself from Zika.
Gastroschisis Gastroschisis is a birth defect of the abdominal (belly) wall. Learn about gastroschisis risk factors, complications and surgery.
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.
Prescription opioids during pregnancy Prescription opioids are painkillers that include codeine, morphine and oxycodone. Taking opioids during pregnancy can cause serious problems for your baby.