Before:After_3A cleft lip contains an opening n the upper lip that may extend into the nose. The opening may be on one side, both sides, or in the middle. A cleft palate is when the roof of the mouth contains an opening into the nose. These disorders can result in feeding, speech, hearing, and ear abnormalities. Speech therapy and dental care might also be needed.

Risk factors can include smoking during pregnancy, diabetes, advanced maternal age, obesity, and certain medications. A cleft lip or palate can be successfully treated with surgery.