Articles tagged with Psychotic Disorders
A new Northwestern University study has discovered a novel biomarker of schizophrenia that could also serve as a new drug candidate to treat the cognitive symptoms of the disorder. The study found that levels of the protein Cacna2d1 signal are reduced in patients with schizophrenia, resulting in overactive brain circuits.
A systematic review of social media platforms reveals that TikTok contains a substantial proportion of misleading information about mental health and neurodivergence, with higher rates of misinformation than other platforms. The study emphasizes the importance of credible sources and evidence-based content to combat spreading false ide...
The Robert A. Winn Excellence in Clinical Trials Award Program is expanding its career development award to include neuropsychiatry researcher-physicians. This expansion aims to improve clinical trial enrollment and represent diverse patient populations affected by complex disorders.
PsyMetRiC, a new web-based risk prediction tool, forecasts cardiometabolic disorders in young people with psychosis. The algorithm predicts significant weight gain, metabolic syndrome, and type 2 diabetes within specific time frames, enabling meaningful discussions and interventions.
A study found distinct inflammatory biomarkers and brain signatures for early-stage depression and psychosis, differing even in the earliest stages. These findings support customized therapies and may reduce risk of severe progression.
Researchers found that implanted cuff electrodes can trigger unintended nerve stimulation during MRI, causing discomfort or pain. The study recommends more refined guidelines and careful safety considerations to mitigate this risk.
The study reveals that psychosis does not follow a single trajectory but is influenced by individual differences and treatment. It shows that cortical volume reduction, particularly in regions with high serotonin and dopamine receptor density, is a hallmark of the disease.
A cohort study found that adolescent cannabis use is associated with an increased risk of developing psychiatric disorders, particularly psychotic and bipolar conditions. The study's results inform the development of interventions and policies to prevent or delay adolescent cannabis use.
Researchers found that brexpiprazole significantly improved information processing speed without worsening psychiatric symptoms in patients with schizophrenia. Cognitive dysfunction is a persistent challenge, affecting daily functioning and social participation.
A large study of over 12 million people in Ontario found that psychosis rates are increasing in more recent generations, with higher rates among younger individuals. The study suggests that factors such as substance use, socioeconomic stress, and negative childhood experiences may contribute to these rising trends.
Research suggests that lower oral microbiota diversity is associated with poorer cognitive function in people with schizophrenia. The study also identified specific microbial metabolic pathways potentially linked to this relationship.
The updated edition provides a comprehensive overview of major mental health conditions that emerge during adolescence, discussing treatment strategies and prevention methods. The book emphasizes the importance of addressing stigma, promoting evidence-based treatments, and integrating positive youth development into policy agendas.
New study finds psychosis delusions emerge from emotional experiences, bodily reactions, and linguistic fabric. Participants described intense emotional embodiment and disembodiment, with some experiencing positive feelings of awe and love.
Researchers at Flinders University discover a genetic mutation that silences a brain receptor, rendering it unresponsive to both natural trace amines and clinical drug candidates. The C182F variant eliminates receptor signaling and reduces cell surface expression, with profound implications for emerging psychiatric treatments.
A comprehensive genetic investigation by Dr. Feng Liu and collaborators identifies shared genetic loci between schizophrenia and osteoporosis, suggesting overlapping biological pathways. The study found that psychiatric patients face elevated fracture risks due to these molecular connections.
The study used advanced neuroimaging methods to identify early, network-level changes in over 3,000 individuals at varying levels of risk for psychosis. Individuals at high clinical risk exhibited early disruptions in brain network organisation despite mild clinical symptoms.
After cannabis sales became legal, rates of cannabis use and cannabis-related disorders increased significantly among adolescents aged 12 to 17 presenting for psychiatric emergencies. The study found a fourfold increase in cannabis use and a similar rise in cannabis-related disorders among this age group.
A growing trend of antipsychotic medication prescription increases in older U.S. adults, with long-term care pharmacies being a primary source. Non-psychiatrist prescribers contribute to the trend, highlighting concerns over medication accessibility and oversight.
A study from the University of Seville found that patients with schizophrenia spectrum disorders show significant reductions in structural similarity between different brain regions, particularly in the temporal, cingulate, and insular lobes. These alterations are associated with cognitive deficits and severe symptoms.
Large language models can help improve psychological questionnaires by avoiding redundant items and making diagnosis more efficient. The study found that LLMs recognize common symptom associations and can be used to develop precise and efficient questionnaires.
Researchers identified distinct epigenetic signatures in cord blood linked to increased schizophrenia and other neurodevelopmental conditions. Newborns with higher genetic susceptibility showed differences in DNA methylation patterns, especially in immune-related regions.
Researchers found that many schizophrenia-related molecular changes are specific to the habenula brain region, which regulates motivation and mood. The study identified genes with altered expression patterns in the habenula that overlap with those associated with schizophrenia risk.
A randomized clinical trial found that repeated ketamine infusions provided no additional benefit to standard care for inpatients with serious depression. The study, led by Declan McLoughlin and Ana Jelovac, highlights the need for recalibrated expectations in clinical practice and underscores the importance of blinding in trials.
A new study by Binghamton University reveals that individuals with narcissistic, psychopathic, and Machiavellian personality traits exploit touch as a means of control in romantic relationships. They tend to have short-term, tumultuous relationships, often accompanied by violence.
A new study from Karolinska Institutet and UCL found that living in a safe neighborhood with high personal trust reduces psychosis risk among Swedish or European origin residents, but increases it for North African or Middle Eastern origin individuals. The researchers emphasize the need for inclusive environments to promote mental heal...
Researchers developed a machine learning model that uses MRI scans to predict which patients with mental illnesses will gain weight after diagnosis, and which ones won't. The BMIgap tool has the potential to prevent future weight gain and reduce the risk of metabolic diseases.
Groundbreaking research by Dr. Bruce M. Cohen has uncovered critical abnormalities in energy metabolism and cellular connectivity that contribute to psychiatric disorders. The study's findings suggest therapeutic avenues that may be better targeted and more effective than current treatments.
Researchers found that 14.5% of patients with a first episode of psychosis had dermatological symptoms, which were linked to higher levels of depression and risk of suicide. The study suggests that skin conditions may serve as an advance marker for mental health risk, similar to blood tests for cancer or heart disease.
A study by researchers at Case Western Reserve University found that teaching patients to better understand social cues through targeted training programs can be more effective than traditional approaches. The study identified the crucial role of social inference skills in determining functional recovery from early schizophrenia.
Researchers identify abnormal sugar modifications linked to depressive behaviors, offering potential diagnostic and therapeutic targets. Chronic stress disrupts sugar chains in the prefrontal cortex, triggering depression.
A systematic review of 23 primary studies found a positive association between racial/ethnic discrimination and psychosis risk. The largest effect sizes were observed in non-clinical settings, suggesting that experiences of racism may play a role in the development of psychosis.
A new study found a correlation between sugary drink consumption and depression symptoms in women, suggesting the influence of the intestinal microbiome. The researchers identified an increased number of Eggerthella bacteria in women with high soft drink intake.
A recent study from the University of Georgia found that living in neighborhoods with lower incomes and high crime rates is associated with a 79% higher rate of psychotic disorders. This suggests that environmental factors can play a significant role in shaping an individual's risk for developing these conditions.
A major review of international evidence found that racial discrimination contributes to the development of psychosis, with people experiencing discrimination being 77% more likely to develop psychotic symptoms. The study highlights the need for public health action to tackle systemic racism and its impact on mental health disparities.
Dr. Camilo de la Fuente-Sandoval has developed a groundbreaking approach to schizophrenia treatment prediction using neuroimaging and comprehensive clinical care. His team's research reveals elevated glutamate levels in the associative striatum that normalize with effective antipsychotic treatment.
Researchers at the Institute for Basic Science have discovered that excessive GABA produced by astrocytes impairs fear extinction in PTSD. A new brain-permeable drug called KDS2010 has reversed PTSD-like symptoms in mice, providing a promising therapeutic approach.
Dr. Deanna L. Kelly has been named Director of the Maryland Psychiatric Research Center, building on her expertise in schizophrenia treatments and nutrition. She continues to advance personalized treatment options, including effective medications and innovative dietary interventions.
A recent study suggests that virtual reality therapy is effective in treating psychosis, working faster than current cognitive behavioral therapy. The treatment involves exposing patients to simulated social situations to reduce avoidance behavior and anxiety.
A new study explores the connection between grip strength and psychosis, finding that impaired grip strength and well-being share common patterns of brain connectivity. The research provides a unifying brain circuit explanation for psychosis and identifies potential brain targets for new treatments.
Researchers have developed a once-a-week pill that can be taken orally to deliver medication to patients with schizophrenia. The treatment maintains consistent levels of the drug in the body and controls symptoms, making it easier for patients to adhere to their medication regimen.
Researchers at the University of Houston found that females with more psychologically flexible personalities have fewer signs of eating disorders. The study suggests a personalized approach to therapy may be most effective for preventing eating disorders when using Acceptance and Commitment Therapy.
A new study published in Neuron has identified a brain region, the fusiform gyrus, as key to distinguishing between real and imagined experiences. The region's strength of activity can predict whether someone judges an experience as real or imagined.
The June issues of The American Journal of Psychiatry and Psychiatric Services feature new research on treating depression and psychosis, as well as studies exploring postpartum mental health risks. These studies highlight the importance of predicting postpartum depression and developing effective treatment models.
Research found that women whose sister experienced postpartum psychosis are over 10 times more likely to experience it themselves. The study highlights genetic and shared environmental influences and suggests early recognition and prevention are crucial.
A new study finds that Medicaid unwinding disrupted kids' and young adults' access to chronic disease medication, particularly for those living in states with the largest drops in Medicaid enrollment. The disruptions led to increased use of private insurance or cash for prescriptions, exacerbating health issues.
Dr. Consuelo Walss-Bass shares her groundbreaking research on schizophrenia, emphasizing the importance of considering both genetic predisposition and environmental factors. She also discusses her work with induced pluripotent stem cells to develop personalized psychiatry and reduce stigma around mental health.
Researchers discovered a genetic mutation that increases glycine decarboxylase enzyme, linked to schizophrenia behaviors in mice. The study provides a direct genetic link to psychosis and sheds light on the biochemical pathways involved.
Emory University MD candidate Fayzan Rab's research investigates the economic and public health implications of psychedelic therapy implementation. His work emphasizes making these innovative treatments accessible to traditionally underserved communities.
Researchers at the University of Rochester Medical Center have discovered a potential biomarker for psychosis diagnosis by analyzing brain connectivity patterns. The 'somato-visual' biomarker shows promise in predicting psychosis onset and stratifying patients into clinically meaningful subgroups.
A systematic review and meta-analysis of over 3.6 million mother-child pairs found that maternal obesity during pregnancy significantly linked with psychiatric and behavioral problems in children later in life, including autism spectrum disorder and attention deficit hyperactivity disorder.
A cross-sectional study of commercially insured patients suggests that there may be meaningful heterogeneous associations between cannabis policy and state-level outcomes, as well as between cannabis policy and drug class, with implications for patient substance use and mental health outcomes.
A study published in Neuron reveals that neurons are wired to connect seemingly unrelated concepts, enhancing the brain's ability to predict what we see based on past experiences. Visual experience influences the organisation of feedback projections, which store information about the world.
A potential new strategy for reducing diabetes risk associated with antipsychotic medications involves co-administering drugs that block dopamine receptors in the brain alongside those that stop these same receptors in the pancreas. This approach may limit metabolic side effects and improve glucose metabolism.
A new study suggests that teens using cannabis are at an 11 times higher risk of developing a psychotic disorder compared to those not using cannabis. The research found a strong association between cannabis use and risk of psychotic disorder in adolescence, but not in young adulthood.
A new study by the University of Southampton found that a commonly used questionnaire for monitoring depression treatment in primary care does not provide immediate benefits. However, patients who tracked their scores reported improved overall wellbeing and quality of life after six months.
A Newcastle research team has investigated the genetics of circulating vitamin A and its role in psychiatric disorders. The study found that genetic variation influences retinol levels, which are linked to various complex health conditions such as inflammation, vision, and brain structure connectivity.
Recent research suggests that problems with sleep and internal body clock can trigger or worsen psychiatric disorders. The study highlights the importance of understanding the relationship between sleep, circadian rhythms, and mental health, which could lead to new preventative measures and therapies.
McLean Hospital's Division of Psychotic Disorders created a standing research advisory board to engage patients with lived experience and improve research quality. The authors hope their framework can serve as a guide for other mental illness researchers.
A new study published in Heart Rhythm found that over 10% of patients taking quetiapine or haloperidol developed heart rhythm disorders. The study highlights the need for vigilant monitoring of patients using these medications to minimize the risk of cardiac complications.
A new study by Southern Methodist University's Neely Myers found that young people with early-onset psychosis are ambivalent about stopping substance use. Participants offered feedback on ways to improve care, including more information about substance use and strategies for addressing psychological and physical pain.