Cleft lip and cleft palate Cleft lip and cleft palate are birth defects affecting a baby's lip and mouth. Learn their causes, how they're diagnosed and how they're treated.
Microtia and anotia Microtia and anotia are birth defects of the ear. Learn about risk factors for microtia.
Smoking during pregnancy Smoking during pregnancy can cause problems like premature birth and birth defects. If you need help to quit smoking, tell your health care provider.