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Psychotic Disorders (“Schizophrenia”)
After reading the chapter, the reader should be able to name the symptoms of schizophrenia as well as its treatment options and to classify different...
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Nonlinear Methods for the Investigation of Psychotic Disorders
The basic aspects of nonlinear dynamics theory’s utility and impact on understanding psychotic disorders are reviewed and discussed in this chapter....
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Brain volume in chronic ketamine users — relationship to sub-threshold psychotic symptoms and relevance to schizophrenia
RationaleKetamine may model aspects of schizophrenia arising through NMDA receptor activity deficits. Although acute ketamine can induce effects...
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Inter-rater reliability of subthreshold psychotic symptoms in individuals with 22q11.2 deletion syndrome
BackgroundPathways leading to psychosis in 22q11.2 deletion syndrome (22q11.2DS) have been the focus of intensive research during the last two...
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Brain metabolite levels in remitted psychotic depression with consideration of effects of antipsychotic medication
BackgroundThe neurobiology of psychotic depression is not well understood and can be confounded by antipsychotics. Magnetic resonance spectroscopy...
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Blood and CSF anti-neuronal antibodies testing in psychotic syndromes: a retrospective analysis from a tertiary psychiatric hospital
A Consensus of Psychoimmunology Experts ( Pollak et al., 2019) established a set of red flags and proposed diagnostic criteria for psychosis of...
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A Pilot Study of Adolescents with Psychotic Experiences: Potential Cerebellar Circuitry Disruption Early Along the Psychosis Spectrum
A berrant connectivity in the cerebellum has been found in psychotic conditions such as schizophrenia corresponding with cognitive and motor deficits...
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Associations between long-term psychosis risk, probabilistic category learning, and attenuated psychotic symptoms with cortical surface morphometry
Neuroimaging studies have consistently found structural cortical abnormalities in individuals with schizophrenia, especially in structural hubs....
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QEEG and ERP Biomarkers of Psychotic and Mood Disorders and Their Treatment Response
Electroencephalography (EEG) is widely accessible and can be relatively easily applied in clinical settings. This chapter is focused on selected...
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Efficacy of probiotic supplements in improving the symptoms of psychosis, anxiety, insomnia, and anorexia due to amphetamine and methamphetamine use: a randomized clinical trial
RationaleChanges in the density and diversity of gut microbiota in chronic use of methamphetamine have been mentioned as contributors to psychotic...
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White matter hyperintensities and smaller cortical thickness are associated with neuropsychiatric symptoms in neurodegenerative and cerebrovascular diseases
BackgroundNeuropsychiatric symptoms (NPS) are a core feature of most neurodegenerative and cerebrovascular diseases. White matter hyperintensities...
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Striatal dopamine synthesis capacity and its association with negative symptoms upon resolution of positive symptoms in first-episode schizophrenia and delusional disorder
RationaleHow striatal dopamine synthesis capacity (DSC) contributes to the pathogenesis of negative symptoms in first-episode schizophrenia (SZ) and...
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Neuronal pentraxin-2 (NPTX2) serum levels during an acute psychotic episode in patients with schizophrenia
BackgroundNeuronal pentraxin-2 (NPTX2, an immediate-early gene), which regulates synapse activity and neuroplasticity, plays an essential role in the...
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Psychotic Disorders in the Veterans of Local Wars
Objectives. To determine the frequency of leading psychopathological syndromes, dynamics, and comorbidities of schizophrenia and other endogenous...
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Psychotic Disorders in Epilepsy: Do They Differ from Primary Psychosis?
Any attempt to compare the definitions of symptoms listed for “primary psychoses” with those adopted in studies of psychoses in patients with...
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Genetic Basis of Psychotic Illnesses: A Comprehensive Overview
Psychotic illness is a major health burden at the present world. Common psychotic disorders like autism spectrum disorders and schizophrenia...
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Sex differences in neuropsychiatric symptoms in Alzheimer’s disease dementia: a meta-analysis
BackgroundNeuropsychiatric symptoms (NPS) are common in individuals with Alzheimer’s disease (AD) dementia, but substantial heterogeneity exists in...
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Psychedelic use and psychiatric risks
RationaleResearch on psychedelics has recently shown promising results in the treatment of various psychiatric disorders, but relatively little...
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Study of the Association between Oxytocin Receptor Gene Polymorphism, Childhood Adversity, and Negative Symptoms of Schizophrenia
AbstractIt is known that the neurohormone oxytocin plays an important role in the pathogenesis of mental illness and also models the relationship...
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A systematic review and meta-analysis of synthetic cathinone use and psychosis
RationaleSynthetic cathinones (SC), commonly referred to as “bath salts”, are stimulants resembling the natural alkaloid cathinone found in the khat ...
