In this exploratory study, the authors used subjective participant data to investigate sleep disturbance in functional neurological disorder (FND) and its impact on FND symptoms. An online questionnaire was designed in collaboration with FND charities and administered to 373 adult participants with a self-reported FND diagnosis. Most participants (86%) were women, and most (73%) perceived their...
Veterans with posttraumatic stress disorder (PTSD) frequently report dream enactment behavior (DEB). Although DEBs are associated with PTSD symptoms, their relationship with other sleep disorders, including REM behavior disorder, warrants reexamination of their clinical correlates. The investigators used a cross-sectional, exploratory analysis to compare demographic and clinical characteristics...
Treatment-resistant depression often leads to increased morbidity and disability. The authors report the use of ketamine, a selective N-methyl-D-aspartate (NMDA) receptor antagonist, in two patients with treatment-resistant depression. Multiple ketamine treatments may provide an effective rapid antidepressant effect with prolonged benefit.
Whether or not drug use can cause a chronic psychotic disorder that is clinically similar to schizophrenia and related disorders is an important question. In this review, the authors attempt to determine whether there is enough evidence in the literature to support the notion that illicit drug use can cause chronic psychotic disorders. They conclude the literature strongly suggests that a...