Sleep apnea-hypoapnea syndrome in childrenis a pathology with a high prevalence in children, affecting 2-4% of childrenaged 2-6 years.The associated comorbidity determines serious physiological consequences among whichthey are cardiovascular, neuroconductual, neurocognitive alterations and growth anomalies.The bucco-cranial and occlusion alterations associated with this syndrome are significant. Therole of the dentist-odontopediatrician-orthodontistis important to perform a diagnosis and early treatment of the occlusion and integrate to the health team.In this article, we intend to involve our dental colleagues, odontopediatricians and orthodontists with anup-to-date view of childhood apnea.