[Two sides of patients with eating disorders. One wants to get better, the other resists].

Anorexia and bulimia nervosa patients often require long-term treatment. The efficacy of different treatment approaches is insufficiently known, and for many years well-defined treatment goals were lacking. However, treatment studies are being published, or are under way. In this paper, the authors attempt to summarize the current state-of-knowledge in the field of eating disorder treatment.