Erica Greenberg, Esther S Tung, Caitlin Gauvin, Lisa Osiecki, Kelly G Yang, Erin Curley, Angela Essa, Cornelia Illmann, Paul Sandor, Yves Dion, Gholson J Lyon, Robert A King, Sabrina Darrow, Matthew E Hirschtritt, Cathy L Budman, Marco Grados, David L Pauls, Nancy J Keuthen, Carol A Mathews, Jeremiah M Scharf
Trichotillomania/hair pulling disorder (HPD) and excoriation/skin picking disorder (SPD) are childhood-onset, body-focused repetitive behaviors that are thought to share genetic susceptibility and underlying pathophysiology with obsessive-compulsive disorder (OCD) and Tourette syndrome (TS). We sought to determine the prevalence of DSM-5 HPD and SPD in TS patients, and to identify clinical factors most associated with their co-morbidity with TS. Participants included 811 TS patients recruited from TS specialty clinics for a multi-center genetic study...
November 2, 2017: European Child & Adolescent Psychiatry