[Diagnostic classification of mental disorders in infants and toddlers age 0 to 5]. / Diagnostik und Klassifikation von Verhaltensauffälligkeiten bei Säuglingen und Kleinkindern von 0-5 Jahren.

The Article is working on developmental psychopathology, diagnosis, and treatment of behavioral problems in infants and toddlers age 0 to 5. An overview of the literature about the international discussion is given. In particular diagnostic classification is elaborated by mentioning the revision of "Diagnostic Classification 0-3 (DC: 0-3R)" and "Research Diagnostic Criteria-Preschool Age (RDC-PA)". State of the art and clinical implication is reported on the basis of principal considerations on infant psychiatry. The american practice parameters become adapted and a working title for diagnostic formulation is given. More research should be done against the background of the introduced standards.