Impact of Phonatory and Facial Morphology Disorders, on the Quality of Life of Adolescents With Pierre Robin Sequence

Inclusion Criteria: * Having a Pierre Robin sequence, either isolated, either integrated to a collagenopathy, or associated to any other malformation, but without any mental retardation * Being schooled in normal environment, with a maximum of 2 years of academic delay * Having being treated, in the early childhood, for a maxillo-facial surgery, either in Paris-Necker or Paris-Trousseau hospitals (1 or 2 step(s) protocols) Exclusion Criteria: * Having any other form of Pierre Robin sequence (syndromic or associated to a mental retardation) * Having more than 2 years of academic delay, or being schooled in a specialized environment * Having an organic severe intercurrent disease, that could have an impact on the quality of life of the patients.