The majority of patients with chronic tic disorders suffer from psychiatric comorbidities, most frequently attention-deficit/hyperactivity disorder (ADHD), obsessive-compulsive disorder (OCD), depression, and anxiety. While characteristics of these psychiatric disorders are widely known, other comorbidities including self-injurious behaviors (SIB) and body focused repetitive behaviors (BFRB) are still under-investigated. Currently, there is a controversial discussion whether BFRB and SIB belong…
