Microtia and anotia Microtia and anotia are birth defects of the ear. Learn about risk factors for microtia.
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.
Premature babies Premature babies are born before 37 weeks of pregnancy, before they are fully developed. Learn how to care for your premature baby.