Pathophysiology of OCD

Toward a better understanding of the pathophysiology of OCD SSRI responders: QEEG source localization.

OBJECTIVE To demonstrate the utility of three-dimensional source localization of the scalp-recorded electroencephalogram (EEG) for the identification of the most probable underlying brain dysfunction in patients with obsessive-compulsive disorder (OCD). METHOD Eyes-closed resting EEG data was recorded from the scalp locations of the International 10/20 System. Variable resolution electromagne...

O6: Pathophysiology of Anxiety Disorders

The most important risk factors for anxiety disorders include genes, early life stress, and current stress. These factors do not act independently but interact with each other throughout human development through examples such as epigenetic modifications and complex forms of learning. The neural substrate of pathological anxiety includes hyperactivity in the amygdala and other limbic brain regi...

[Osteochondritis (osteochondrosis) dissecans (OCD)].

Osteocondrite dissecante (OCD) é uma condição adquirida de etiologia desconhecida, caracterizada pela necrose focal do osso subcondral de articulações(1). A importância do diagnóstico precoce desta entidade deve-se ao potencial de cura espontânea num momento inicial. Ocorre geralmente em adolescentes e adultos jovens do sexo masculino, sendo o joelho o local mais acometido, seguido pelo tálus. ...

Obsessive Compulsive Disorder (OCD)

Control Appraisals in Ocd

Research in non-clinical samples has suggested that control beliefs, specifically desire for control and sense of control, may play a role in Obsessive-compulsive Disorder. The present study extends a previous research design to clinical participants (Moulding, Kyrios, & Doron, 2007). In this study, clinical participants with OCDchecking symptoms (N=16), anxiety disorders (N=17) and community c...