The role of cognitive control in the positive symptoms of psychosis
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DOI: 10.1016/j.nicl.2022.103004
Abstract: BACKGROUND Positive symptoms of psychosis (e.g., hallucinations) often limit everyday functioning and can persist despite adequate antipsychotic treatment. We investigated whether poor cognitive control is a mechanism underlying these symptoms. METHODS 97 patients with early… read more here.
Keywords: symptoms psychosis; positive symptoms; psychosis; activity ... See more keywords
Experiencing negative symptoms in psychosis: a systematic qualitative review
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DOI: 10.1080/17522439.2020.1784257
Abstract: ABSTRACT Although negative symptoms of psychosis are frequently researched, the subjective experience of these symptoms is not often studied in detail. This paper addresses this shortcoming by reviewing qualitative research about first-person perspectives on negative… read more here.
Keywords: psychosis systematic; negative symptoms; systematic qualitative; symptoms psychosis ... See more keywords
Cognitive Impairment and Diminished Neural Responses Constitute a Biomarker Signature of Negative Symptoms in Psychosis.
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DOI: 10.1093/schbul/sbaa001
Abstract: The treatment of negative symptoms (NS) in psychosis represents an urgent unmet medical need given the significant functional impairment it contributes to psychosis syndromes. The lack of progress in treating NS is impacted by the… read more here.
Keywords: biomarker signature; negative symptoms; biomarker; symptoms psychosis ... See more keywords
M149. THE TOPOGRAPHY OF STRIATAL DOPAMINE AND SYMPTOMS IN PSYCHOSIS: AN INTEGRATIVE PET AND MRI STUDY
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DOI: 10.1093/schbul/sbaa030.461
Abstract: Abstract Background Striatal dopamine dysfunction is proposed to underlie symptoms in psychosis, yet it is not known how changes in a single neurotransmitter could underlie the heterogenous presentations that are seen clinically. One hypothesis is… read more here.
Keywords: topography; pet; dopamine; symptoms psychosis ... See more keywords
The Co-occurrence of Gastrointestinal Symptoms and Psychosis: Diagnostic Considerations.
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DOI: 10.4088/pcc.22nr03236
Abstract: Gastrointestinal issues are common in schizophrenia and may also co-occur with psychotic symptoms in a variety of other clinical contexts. Although their concurrent development may be coincidental, such presentations may also be attributable to a… read more here.
Keywords: gastrointestinal symptoms; diagnostic considerations; psychosis diagnostic; occurrence gastrointestinal ... See more keywords