Incidence of Cleft Lip and Cleft Palate - An Institutional Based Retrospective Study

Cleft lip or the palate is the congenital birth defect with which is characterised by complete or partial cleft lip or palate. The congenital cleft involving the facial structures may vary from trace of notching of the lip to a complete non fusion of lip and the palate. This study was done to determine the incidence of cleft lip and palate. It is a single centered retrospective study. Data was collected from the patient record system used in a private dental institution and following parameters such as gender, type of cleft lip and palate, unilateral or bilateral was recorded. 86000 patient details were analysed between June 2019 to March 2020 out of which 74 patients who fulfilled the inclusion and exclusion criteria were included in the study. The data was statistically analysed using SPSS software. In this study, it was observed that cleft lip was most commonly seen in males and cleft palate in females. Unilateral cleft lip is common in both males and females. Incomplete cleft palate is more common followed by complete cleft palate. Orofacial defects are most commonly seen at the time of birth.