The birth of a child with a cleft lip, whether or not in association with a cleft palate, is a traumatic event for parents. This prospective, multidisciplinary and multi-centre study aims to explore the perceptions and feelings of parents in the year following the birth of their child, and to analyse parent–child relationships. | Relational development in children with cleft lip and palate: Influence of the waiting period prior to the first surgical intervention and parental psychological perceptions of the abnormality