[The evolution of the borderline personality disorder diagnosis: past, present and future].

The purpose of this paper is to go along the different senses and meanings that borderline diagnosis has had across time. On behalf of this, many original papers as well as textbooks and other works are analyzed, to define the way and significant points in the discovery or construction of this critical pathology, that even today still divides the opinions in health world community. From Prichard, to Stern, Deutsch, Grinker and Knight, till Kernberg, Gunderson, Linehan and Fonagy we try to put clear the most important contributions of each author.