A few theories have been proposed to explain the development and maintenance of body dysmorphic disorder (BDD). Although the biological research is limited, there are some preliminary neurochemical and neuroanatomical theories. This chapter will review established psychological learning theories, with an emphasis on the cognitive behavior model.
Many of the biological models of BDD are derived from treatment responses to the class of medications calledselective serotonin reuptake inhibitors (SSRIs), neuroimaging studies, and neuropsychological test findings. Etiology should not be inferred from any of