Cleft lip and cleft palate are birth defects affecting the mid facial region. Patients with cleft lip might have a small notch on the lip or a wide opening which involves the lip and the palate ( the roof of your mouth) The exact cause of cleft lip/palate is unknown but it is believed that genetic, usage of certain drugs during pregnancy, viruses, toxins are the causative factors of cleft lip and palate. Continue reading →