Body dysmorphic disorder (BDD) typically starts in adolescence, but evidence-based treatments are yet to be developed and formally evaluated in this age group. We designed an age-appropriate cognitive-behavioral therapy (CBT) protocol for adolescents with BDD and evaluated its acceptability and efficacy in a pilot randomized controlled trial.Thirty adolescents aged 12 to 18 years (mean = 16.0, SD = 1.7) with a primary diagnosis of BDD, together with their families, were randomly assigned to 14 sessions of CBT delivered over 4 months or a control condition of equivalent duration, consisting of written psycho-education materials and weekly telephone monitoring. Blinded evaluators assessed participants at baseline, midtreatment, posttreatment, and at 2-month follow-up. The primary outcome measure was the Yale-Brown Obsessive-Compulsive Scale Modified for BDD, Adolescent Version (mean baseline score = 37.13, SD = 4.98, range = 24-43).The CBT group showed a significantly greater improvement than the control group, both at posttreatment (time × group interaction coefficient [95

作者：David, Mataix-Cols；Lorena, Fernández de la Cruz；Kayoko, Isomura；Martin, Anson；Cynthia, Turner；Benedetta, Monzani；Jacinda, Cadman；Laura, Bowyer；Isobel, Heyman；David, Veale；Georgina, Krebs

来源：Journal of the American Academy of Child and Adolescent Psychiatry 2015 年 54卷 11期