Textbook in PDF format

Obsessive-compulsive and related disorders include obsessive-compulsive disorder, hoarding disorder, body dysmorphic disorder, trichotillomania (hair-pulling disorder), and excoriation (skin-picking) disorder. This volume reviews the phenomenology and epidemiology of each of the disorders. Next, it reviews how the disorders are maintained, from biological (including genetic and neuroanatomical) and psychological (including information-processing, personality, behavioral, and cognitive) perspectives. Detailed instructions for the assessment and treatment of each disorder are provided, including somatic (such as pharmacotherapy, neurosurgery, and neuromodulation) and psychosocial (including exposure-based and cognitive) approaches as well as an exploration of the efficacy of combining pharmacotherapy and psychological approaches). The volume concludes with reviews of the obsessive-compulsive and related disorders in special populations including older adults, children and adolescents, and cross-cultural issues)