Articles tagged with Psychiatry
Researchers exposed fetal monkeys to x-rays and found a profound deficit in working memory ability when tested as adults. This mild insult early in gestation produced significant cognitive dysfunction that emerged with maturation, supporting the critical window of vulnerability during brain development.
Researchers found that virtual food can elicit comparable emotional responses as real food, including increased heart rate and skin conductance. The study suggests the potential use of virtual reality therapy for evaluating and treating eating disorders.
Researchers at UCLA suggest brain atrophy in hippocampus region may be responsible for depression in people battling multiple sclerosis. A specific sub-region of the hippocampus was found to be smaller in MS patients with depression, and excessive cortisol release from HPA axis was also detected.
A study by Dr. Regina Sullivan and colleagues reveals that abusive mothering in rat pups leads to disrupted social behavior and increased engagement of the amygdala, a region involved in regulating stress and emotion. The findings provide insights into the neurobiological origins of psychopathology stemming from abuse.
Brain signs of schizophrenia found in babies with larger brains and lateral ventricles in high-risk group, differing from girls in the study. Early detection could lead to new approaches to prevent or treat the disease.
A study found that patients with PTSD who carried a short allele of the serotonin transporter gene promoter responded more poorly to cognitive behavior therapy. The researchers suggest that genetic variation may influence treatment response, leading to potential modifications in treatment approaches.
A new study by UNC researchers found that post-deployment anger and hostility are associated with PTSD hyperarousal symptoms, such as sleep problems and irritability. Veterans who experienced traumatic brain injury or childhood abuse were also at higher risk for aggressive behavior.
A recent study by MSU psychiatrist Dale D'Mello found that nearly half of patients hospitalized with bipolar disorder also suffer from high blood pressure. The study discovered a link between the severity of bipolar disorders and the level of mania experienced by patients with hypertension.
A longitudinal study of former child soldiers in Sierra Leone found that community acceptance, social support, and school attendance can mitigate the negative effects of wartime experiences. The study suggests investing in longer-term approaches to monitoring and supporting war-affected youth.
Researchers at Massachusetts General Hospital describe mathematical patterns underlying human preference, potentially guiding psychiatric disorder diagnosis and treatment. The study's findings meet criteria for scientific laws, showing predictable patterns in preference behavior.
A new study of 9/11 survivors and victims' family members found that on-site psychiatrists can alleviate early trauma symptoms and reduce PTSD. Psychiatrists provided immediate aid to 848 patients in just over two months, with the most common symptoms including sleeplessness, anxiety, and depression.
A recent study found that teenagers with treatment-resistant depression can become symptom-free within six months of switching medications or combining a medicine switch with cognitive behavioral therapy. Those who showed improvement in symptoms early on were more likely to experience lasting benefits.
Researchers identified central, unifying elements of wisdom, including its uniqueness to humans, experiential nature, and personal quality. The study provides insight into the characteristic qualities of wisdom, shedding light on its distinctiveness from intelligence and spirituality.
Researchers found that older adults with late-life depression don't respond normally to emotional stimuli, making treatment more challenging. This study highlights the importance of emotion in understanding late-life depression and developing effective therapies.
Adolescents exposed to prenatal smoking are at a higher risk for use of all psychiatric drugs, especially those treating depression, ADHD, and addiction. Smoking exposure during pregnancy may interfere with brain development, leading to increased need for psychotropic medications in childhood and young adulthood.
A study of British 12-year-olds found nearly 6 percent exhibiting at least one symptom of psychosis, including hallucinations and delusions. The children shared similar risk factors with adult schizophrenia, such as genetic and social risks.
A long-term follow-up study of extremely preterm children reveals nearly a quarter had a psychiatric disorder by age 11. The study highlights the need for early cognitive and psychological monitoring to identify emerging neuropsychiatric disorders.
A study published in Psychological Science found that people who have a stronger association between death and self are more likely to attempt suicide. This association can be measured using an Implicit Association Test (IAT), which may provide a new tool for identifying and predicting clinical behaviors that are not reported verbally.
A new study found that stress can aggravate the impact of prior streptococcal infection on symptoms of Tourette syndrome and obsessive-compulsive disorder. The researchers identified a link between psychosocial stress and worsening tic and obsessive-compulsive symptom severity in children with Tourette syndrome and OCD.
Researchers found that oxytocin improved emotion recognition in adolescents with autism spectrum disorders. The study suggests potential for earlier intervention and improved social function in everyday settings.
A study published in Biological Psychiatry compared the effects of medication, motivation, and a combination of both on response inhibition in children with ADHD. The results showed that stimulant medication tends to normalize brain function, while motivational incentives also play a role in improving performance.
Researchers have identified four relatively simple measures of alcohol consumption that can accurately index the genetic risk for alcohol dependence in both women and men. These findings provide significant implications for risk identification and suggest that simpler measures of drinking behavior may be sufficient to capture the same ...
Professor Citrome's new theory of evidence-based flying aims to apply medical decision-making principles to frequent flying, analyzing flight delays and upgrade rates. By incorporating factors like airline competition, food service, and passenger loyalty, he hopes to develop a more precise predictive model for optimal flying decisions.
A recent study found that undiagnosed children with autistic traits display repetitive behaviors and social interaction impairments comparable to clinically diagnosed children. This highlights the need for expanded support services for these children, as they are often overlooked due to a gender bias in diagnosis.
Research finds childhood maltreatment can lead to shorter telomeres, a marker of biological aging, and increased risk of age-related diseases. The study suggests early developmental experiences may have profound effects on biology, influencing cellular mechanisms that accelerate aging.
Researchers found amyloid plaques in healthy elderly individuals with disrupted brain connections, similar to those with Alzheimer's disease. This suggests that Alzheimer's may begin quietly, eroding brain networks before symptoms appear.
A new 27-item questionnaire, the M-3 checklist, is a valid and effective tool to help primary care doctors screen patients for four common psychiatric illnesses. The checklist was developed by a team of mental health practitioners and experts and was found to be effective in screening for any mood or anxiety disorder 83% of the time.
The National Sleep Foundation's Annual Sleep in America poll explores sleep issues among Asians, African-Americans, Hispanics, and whites, revealing significant differences in sleep habits and attitudes. Blacks/African-Americans report the busiest bedtime routines, while Asians get the best sleep and infrequently use sleep aids.
A new study published in Biological Psychiatry suggests that the lateral prefrontal cortex (LPFC) is a brain region that helps people control their emotional reactions to negative facial expressions from their romantic partners. The LPFC activity was found to predict self-regulation after an interpersonal conflict in daily life.
Researchers found that scopolamine, a muscarinic cholinergic receptor antagonist, reduced symptoms of depression within three days. The study also showed that participants experienced full symptom remission by the end of the treatment period.
A meta-analysis of 15 studies reveals a strong bidirectional association between obesity and depression, with obese individuals having a 55% increased risk of developing depression over time. The authors suggest that monitoring weight gain in depressive patients and mood in overweight or obese patients could lead to prevention, early d...
A study published in Archives of General Psychiatry found that individuals with a sense of purpose in life have a reduced risk of developing Alzheimer's disease and mild cognitive impairment. Those with higher levels of purpose were approximately 2.4 times less likely to develop the disease.
A recent NYU study empirically challenges the American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders' criteria for diagnosing depression, suggesting that psychiatrists' official method to prevent false-positive diagnoses may not be effective. The study examines the Clinical Significance Criterion (CSC)...
A review of nearly 20 years of literature found that depression does not always lead to cognitive difficulties such as memory problems or difficulties concentrating and paying attention. Processing speed was the cognitive function most often affected by depression, with a slower capability when individuals are depressed.
Researchers have discovered a possible biomarker for schizophrenia and bipolar disorder using electroretinography, suggesting retinal deficits contribute to perceptual problems. This finding highlights the importance of considering subtle visual issues in individuals with these conditions.
A new study found that increased social status and support correlate with higher dopamine D2/D3 receptor density in the brain's striatum. This suggests people with greater social status experience life as more rewarding and stimulating due to more targets for dopamine action.
A new report suggests that preventing patients from leaving psychiatric wards without staff agreement could avoid up to 50 suicide deaths every year. The study found that improving the ward environment and staff training may contribute to reduced risk of in-patient suicides, particularly among high-risk groups.
A study found that psychiatric patients who absconded from wards were more likely to be young, unemployed, and homeless with high rates of schizophrenia and substance misuse. Improving ward environments and implementing tighter controls on exits may help prevent these cases.
Research reveals that individuals with body dysmorphic disorder exhibit abnormal brain activity when viewing images of themselves, suggesting difficulties in perceiving general facial information. This impairment contributes to distorted perceptions of one's appearance, supporting the need for further studies on the condition.
Researchers developed two step-by-step training programmes to help dementia patients regain eating skills. The study showed that both methods reduced feeding difficulty and improved nutritional assessment compared to no intervention, offering a promising approach to addressing nutritional problems in older adults with dementia.
Research found that individuals with schizophrenia are more likely to be victims of crime and have poorer mental health. The study also estimated a significant economic impact of legal involvement on patients, with direct costs ranging from $1429 per patient per year.
A study published in Biological Psychiatry found that chronic insomnia is associated with smaller volumes in brain regions involved in memory formation and pleasantness evaluation. Insomnia patients have lower grey matter density in these regions, which may impact their ability to recognize optimal comfort for falling asleep.
A study published in The Lancet found that non-battle-related disorders, such as musculoskeletal and connective tissue disorders, are the leading cause of medical evacuation from the front line. The study also identified factors associated with return to duty, including senior officer status and non-battle related injuries.
A new study found that smokers who received gain-framed messaging from quitline specialists had better cessation outcomes than those receiving standard-care messaging. The researchers also established that these specialists could be trained to deliver gain-framed messages with good fidelity.
Researchers found that ghrelin, a hunger hormone, triggers mice to seek out pleasurable foods even when full. The study suggests that ghrelin may increase the rewarding aspects of eating, driving individuals to continue consuming high-calorie foods despite feelings of fullness.
A study of over 1,000 physicians found widespread support for electronic health information exchange (HIE), with most believing it would improve quality of care and cut costs. However, many expressed concern about potential privacy breaches and were unwilling to pay monthly fees. Another study reported by JAMIA found that mental health...
Renowned psychopharmacology expert Stephen M. Stahl, MD, PhD, highlights low confidence in army mental health care, excessive opiate prescribing, and understaffing of services at Ft. Hood. He proposes redeploying primary-care providers and nurse case managers to centralize mental health care delivery.
Researchers found that antipsychotic medications increase levels of inflammatory markers, contributing to the risk of diabetes, hypertension, and heart disease in patients. The study highlights the need for monitoring cardiovascular risk markers in antipsychotic-treated patients.
Researchers found a direct connection between childhood psychological trauma and accelerated reduction in telomere size, which promotes cellular stability. Telomeres typically shorten with age, but the study shows that childhood abuse can accelerate this process.
A study published in the Journal of Child Psychology and Psychiatry found that over-reactive parenting can increase aggressive behavior in introverted children, while benevolent and conscientious children are less affected. The study also showed that rule-breaking behavior tends to persist into adolescence.
A study published in Biological Psychiatry found a significant positive association between phthalate exposure and ADHD symptoms in school-aged children. The researchers measured urine phthalate concentrations and evaluated symptoms of attention-deficit/hyperactivity disorder (ADHD) using teacher-reported symptoms and computerized tests.
Researchers studied amygdala development, finding that neural pathways bypassing cortex are more plastic in juvenile than adult mice. This suggests that teenagers' emotions are less precise and more irrational due to subcortical drive.
A study found that a nurse-led telephone care program for depression post-bypass surgery improved mental health-related quality of life and physical functioning in CABG patients. The intervention showed significant reductions in mood symptoms, with men particularly benefiting from the treatment.
A recent study found that head injuries can amplify the psychological impact of torture on survivors, with structural brain changes and more severe depression symptoms reported in those who experienced both. The research suggests that physical effects may help explain why standard therapies often don't work for torture survivors.
The new TMS clinic offers a safe and effective, non-drug treatment for major depression. TMS therapy stimulates the brain linked to depression by delivering magnetic field pulses, providing an alternative for those not responding to traditional treatments.
Researchers found that individuals with both childhood adversity and traumatic events in adulthood are more likely to develop PTSD. The study also revealed that a genetic mutation can interact with these factors to increase the risk of developing the condition.
A study published in BMC Psychiatry found that depression and alcohol misuse are more common mental health disorders among UK Service personnel returning from Iraq and Afghanistan. The study also reveals that reservists are at a greater risk of psychiatric injury than regular personnel.
The BRC's Case Register Interactive Search (CRIS) system, a groundbreaking research tool, will be expanded with the new funding. CRIS allows researchers to search and analyze electronic medical records in an anonymized format, facilitating personalized diagnosis and treatment for mental health patients.
Research suggests a link between low maternal folate levels and attention-deficit/hyperactivity problems in children aged seven to nine. Children born to mothers with low folate status had smaller head circumferences at birth, indicating slower prenatal brain growth.
Researchers found that trauma history, not endurance, influences ability to dampen emotional responses. Resilient individuals enhance emotional brain circuitry, suggesting a key strategy for trauma recovery.