Treatment Resistant Schizophrenia

David L. Fogelson, M.D. Clinical Professor of Psychiatry David Geffen School of Medicine at UCLA And The Semel Institute for Neuroscience and Human Behavior at UCLA Adapted from a PowerPoint Presentation created by Stephen Marder, M.D., 2018, used with permission 19 year old mute college student responding to internal stimuli She was unable to give […]

Differential Diagnosis of Psychosis

David L. Fogelson, M.D. Clinical Professor of Psychiatry David Geffen School of Medicine at UCLA And The Semel Institute for Neuroscience and Human Behavior at UCLA. Psychosis psychosis (n.) 1847, “mental derangement,” Modern Latin, from Greek psykhē “mind” (see psyche) + -osis”abnormal condition.” Greek psykhosis meant “a giving of life; animation; principle of life.“ In its modern lay form it means […]

Bipolar spectrum disorder masquerading as
treatment resistant unipolar depression

By David L. Fogelson and Bruce L. Kagan EditorialCite this article: Fogelson DL, and Kagan BL (2020). Bipolar spectrum disorder masquerading as treatment resistant unipolar depression. CNS Spectrumshttps://doi.org/10.1017/S1092852920002047 Received: 11 October 2020Accepted: 06 November 2020 We are frequently consulted by patients with treatment resistant depression (TRD). Many of thesepatients have never met criteria for a […]

Paranoid Personality Disorder

What is paranoid personality disorder?Paranoid personality disorder (PPD) is one of a group of conditions called Cluster A or eccentric personality disorders. People with these disorders often appear odd or peculiar. The essential characteristic of people with PPD is paranoia, a relentless mistrust and suspicion of others without adequate reason to be suspicious. This disorder […]

Delusional Disorder

Delusional disorder usually first affects people in middle or late adult life. It is less common than schizophrenia. Delusional disorder is distinguished from schizophrenia by the presence of delusions without any of the other symptoms of psychosis (for example, hallucinations, disorganized speech, or disorganized behavior). Delusions may involve situations that could conceivably occur in real life, such […]