Functional network dysfunction in anxiety and anxiety disorders
نویسندگان
چکیده
منابع مشابه
Anxiety and Anxiety Disorders
Anxiety is one of the important normally and regularly occurring emotions. Some of the actual public health problems like anxiety disorders are based on the pathology of feelings. Anxiety disorders comprise a heterogeneous group of disorders and each of these disturbances has a different etiology and outcome, and different physiological characteristics. Among the most important influences are a...
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Although clinical observations suggest that health-related anxiety is present, to some extent, in a number of anxiety disorders, this relationship has not been examined empirically. The present study therefore utilized the Short Health Anxiety Inventory (SHAI) to elucidate the structure of such symptoms among patients with anxiety disorders and to empirically investigate the presence of health ...
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Anxiety disorders are a group of clinical entities in which an abnormal level of anxiety is the prominent symptom. This group includes panic disorder, specific and social phobia, obsessive-compulsive disorder (OCD), posttraumatic stress disorder (PTSD), acute stress disorder, and generalized anxiety disorder. Sexual dysfunctions (SDs) are defined in DSM as disturbances of the 3 phases of the se...
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Anxiety disorders are some of the commonest psychiatric disorders and anxiety commonly co-exists with other psychiatric conditions. Anxiety can also be a normal emotion. Thus, study of the neurobiological effects of anxiety is of considerable significance. In the normal brain, cerebral blood flow (CBF) and metabolism (CMR) serve as indices of brain function. CBF/CMR research is expected to prov...
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In recent years, the development of neuroimaging techniques such as high-resolution magnetic resonance imaging (MRI), functional magnetic resonance imaging (fMRI), positron emission tomography (PET), or single photon emission tomography (SPECT) has promoted the identification of structural and functional characteristics underlying mental disorders to a great extent. In anxiety disorders, recent...
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ژورنال
عنوان ژورنال: Trends in Neurosciences
سال: 2012
ISSN: 0166-2236
DOI: 10.1016/j.tins.2012.04.012