[German S3 guidelines on borderline personality disorder].

Research on the understanding and especially on the treatment of borderline personality disorder (borderline PD) has made considerable progress in recent years, so that evidence-based German treatment guidelines have now been produced for the first time. This article highlights the development as well as the main content priorities and recommendations of the guidelines: first, the recommendations on the diagnostics are presented and in this context the upcoming changes to the International Classification of Diseases 11th reversion (ICD-11) are also explained. Subsequently, the most important recommendations on guideline-compliant psychotherapy, pharmacotherapy and treatment settings are presented. Finally, the recommendations concerning relatives (or other significant persons for people with borderline PD) as well as parenthood and borderline PD are presented.