The aim of the study was to investigate if there were any characteristics of regional cerebral blood flow (rCBF) in dissociative identity disorder. Twenty-one drug-free patients with dissociative identity disorder and nine healthy volunteers participated in the study. In addition to a clinical evaluation, dissociative psychopathology was assessed using the Structured Clinical Interview for DSM-...

BACKGROUND Predominant dissociation in posttraumatic stress disorder (PTSD) is characterized by restricted affective responses to positive stimuli. To date, no studies have examined neural responses to a range of emotional expressions in PTSD with high dissociative symptoms. OBJECTIVE This study tested the hypothesis that PTSD patients with high dissociative symptoms will display increased ev...

It shows that a possible relationship between anxiety and dissociation disorder. Dissociative disorder includes dissociative amnesia, depersonalization and the realization that they can occur when a person exposes to severe psychiatric stressful events that they have strong negative emotion for him and then he cannot cope with them, so use unsuitable strategies for coping such as memory loss (d...

The three events, viz. schizophrenia, dissociative anaesthesia and Near-Death Experience, despite their seemingly unrelated manifestation to each other, have nevertheless similar functional basis. All three events are linked to the glutamate sensitive N-methyl-D-aspartate (NMDA) receptor complex, which serves as their common functional denominator. Arguments and speculations are presented in fa...

The aim of this study was to examine dissociative experiences, childhood abuse and anxiety in epileptic and pseudoseizure female patients. Thirty-three patients with pseudoseizures and thirty patients with epilepsy were recruited from Cumhuriyet University Hospital Psychiatry and Neurology Units. We assessed each participant using the Dissociative Experiences Scale, the Clinician-Administered D...

Background: We sought to determine hippocampal volumes in a sample of inpatients in a Trauma Program specializing in posttraumatic stress disorder and dissociative disorders. Methods: We measured whole brain and left and right hippocampal volumes on MRI in a sample of 20 inpatients in a Trauma Program and 20 controls. Results: There were no differences between the two groups. Nineteen inpatient...

We examined to what extent dissociative phenomena in concentration camp survivors are related to post-traumatic stress symptoms. Self-reports of amnesia for traumatic war events and other dissociative experiences were studied in a sample of 31 Dutch survivors of World War II (WWII) Japanese concentration camps. Seventeen survivors treated for war-related psychiatric symptoms were compared to 14...

background: given the potential role of the 5-hydroxytryptamine-3 receptor in the pathogenesis of schizophrenia, this study was performed to determine whether ondansetron plus risperidone could reduce the negative and depressive symptoms in patients with treatment-resistant schizophrenia. methods: in a double-blinded, placebo-controlled, randomized trial (irct registration # 201112125280n7), in...

Background and aims The relationship between negative symptoms and cognition in schizophrenia is not clear, inconsistent findings have been reported by multiple authors and meta analyses. The aim of this study was to investigate the relationship between cognition and primary negative symptoms. Methods 67 outpatients diagnosed with schizophrenia were evaluated using PANSS and the NSA-16 scale....