Background This review provides an overview of obsessive‐compulsive disorder (OCD)
symptoms, including the four partially distinct subtypes of the disorder, current diagnostic …

Striatal dopamine (DA) is thought to code for learned associations between cues and
reinforcers and to mediate approach behavior toward a reward. Less is known about the …

Context The orbitofrontal cortex (OFC)–striatal circuit, which is important for motivational
behavior, is assumed to be involved in the pathophysiology of obsessive-compulsive …

In young, typically develo** children, repetitive behavior similar to that in certain
neuropsychiatric syndromes is common. Whereas this behavior is adaptive in typical …

The obsessive–compulsive (OC) spectrum has been discussed in the literature for two
decades. Proponents of this concept propose that certain disorders characterized by …

Obsessive–compulsive disorder (OCD) is a chronic and debilitating condition that is
relatively common in both children and adults, and it is associated with a wide range of …

Abstract Obsessive Compulsive Disorder (OCD) is a highly prevalent and severe
neuropsychiatric disorder, with an incidence of 1.5–3% worldwide. However, despite the …

Over the past 20 years, motor response inhibition and interference control have received
considerable scientific effort and attention, due to their important role in behavior and the …

Psychiatric neurosurgery, specifically stereotactic ablation, has continued since the 1940s,
mainly at a few centers in Europe and the US. Since the late 1990s, the resurgence of …

Various factors are discussed in the pathophysiology of anxiety disorders, including
dysfunctions of the (DA) ergic, serotonin (5-HT) ergic and GABAergic system. We assessed …