[Early diagnosis of dentomaxillary disharmony]

In permanent dentition diagnostic problems are certainly simplified, because of the stability of the occlusal and skeletal relationship; on the contrary in deciduous and mixed dentition diagnostic and therapeutic problems are more complex. That's why precocious clinical signs of dento-maxillary discrepancy must be known and observed, since the first years of life, following the modification of the dental arch. From deciduous dentition to the mixed till the permanent, in order to guide and create the condition for a correct setting of permanent teeth.