[Trichotillomania. Its course and psychosocial consequences].

The article contains the definition and characteristics of trichotillomania, its prevalence, main syndromes and factors which intensify the pressure of uncontrolled hair pulling. It also raises the problem of the role of tension in maintaining these behaviours what is connected with some controversy around the definition of trichotillomania. In addition this article includes its relationship with other mental disorders. Special attention was given to the subjective experiences of chronic hair-pulling, and to social and psychological consequences of trichotillomania.