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Prefrontal GABA levels, hippocampal resting perfusion and the risk of psychosis
(2018-01-30)
Preclinical models propose that the onset of psychosis is associated with hippocampal hyperactivity, thought to be driven by
cortical GABAergic interneuron dysfunction and disinhibition of pyramidal neurons. Recent ...
Disrupted‐in‐schizophrenia 1 functional polymorphisms and D2/D3 receptor availability: A [11C]‐(+)‐PHNO imaging study
(2019-07)
The disrupted‐in‐schizophrenia 1 (DISC1) protein has been implicated in a range of biological mechanisms underlying chronic mental disorders such as schizophrenia. Schizophrenia is associated with abnormal striatal dopamine ...
Hebephrenia is dead, long live hebephrenia, or why Hecker and Chaslin were on to something
(2019-05-03)
Since its first description in 1863, ‘hebephrenia’ has highlighted a group of patients characterised by an early onset of illness, formal thought disorder, bizarre behaviour and incongruent emotional expression. A proportion ...
Induced pluripotent stem cells in psychiatry: a critical review
(2021-01)
A key challenge in psychiatry research is the development of high-fidelity model systems that can be experimentally manipulated to explore and test pathophysiological mechanisms of illness. In this respect, the emerging ...
The tail wagging the dog: the diagnostic accuracy of first rank symptoms COMMENTARY ON… COCHRANE CORNER
(2019-10)
Outcomes for people with schizophrenia are improved by expedient diagnosis and specific treatment. ICD-11 and DSM-5 have reduced the importance of Schneider's first rank symptoms (FRS) in the diagnosis of schizophrenia; ...
Is adjunctive CBT really effective for schizophrenia?
(2019-09)
Although antipsychotic medication remains the
mainstay of treatment for schizophrenia, medications
alone are not always successful. Cognitive–
behavioural therapy (CBT) is recommended as an
adjunct to pharmacological ...
A Phenomenological Exploration of the Voices Reported by Borderline Personality and Schizophrenia Patients
(2021-06)
Introduction: Over time, there have been different views regarding the verbal auditory hallucinations (VAHs) reported by borderline personality disorder (BPD) and schizophrenia patients. More recently, their similarity has ...
A compassionate imagery intervention for patients with persecutory delusions
(2021-06)
Negative beliefs about the self, including low self-compassion, have been identified as a putative causal factor in the occurrence of paranoia. Therefore, improving self-compassion may be one route to reduce paranoia.
Aims:
To ...
Digitally supported CBT to reduce paranoia and improve reasoning for people with schizophrenia-spectrum psychosis: the SlowMo RCT
(2021-08)
Background: Reasoning may play a causal role in paranoid delusions in psychosis. SlowMo, a new digitally supported cognitive–behavioural therapy, targets reasoning to reduce paranoia.
Objectives: To examine the effectiveness ...
How Efficacious Are Antipsychotic Drugs for Schizophrenia? An Interpretation Based on 13 Effect Size Indices
(2021-08)
Background
The magnitude of the superiority of antipsychotics over placebo is debated. One reason is that the effect-size index which is usually used in meta-analyses is in standard deviation units. Many other indices, ...