Sibling bullying in middle childhood and
psychotic disorder at 18 years: a prospective cohort study.
Not exact matches
Since statistics show that most new mothers will have some form of depression after the birth, it may help to look
at the range of depression
disorders from the mildest (postpartum blues) to the most severe (
psychotic depression), as well as ways for mothers and their families to cope.
«If the bullying occurs
at home and
at school the risk for
psychotic disorder is even higher.
Children who are victimised both
at home and by school peers are even worse off — being four times more likely to develop
psychotic disorders than those not involved in bullying
at all.
Led by Professor Dieter Wolke (senior author)
at Warwick's Department of Psychology, this is the first study to explore the relationship between sibling bullying and the development of
psychotic disorders.
Researchers
at Karolinska Institutet, and the Sahlgrenska Academy
at Gothenburg University in Sweden have identified a gene variant linked to
psychotic symptoms and cognitive impairment in people with bipolar
disorder.
Clark D. Jeffries, PhD, bioinformatics scientist
at the UNC - based Renaissance Computing Institute (RENCI), is a co-author of the study, which was conducted as part of the North American Prodrome Longitudinal Study (NAPLS), an international effort to understand risk factors and mechanisms for development of
psychotic disorders.
Before most people experience full - blown
psychotic disorders such as schizophrenia, they are often diagnosed as being
at clinical high risk (CHR) for psychosis.
Environmental risk factors and exposures can also contribute to BD risk, according to the analysis by Ciro Marangoni, MD,
at the Department of Mental Health, Mater Salutis Hospital, Legnato, Italy; Gianni L. Faedda, MD, Director of the Mood
Disorder Center of New York, NY, and Co-Chairman of a Task Force of the International Society for Bipolar Disorders on this topic; and Professor Ross J. Baldessarini, MD, Director of the International Consortium for Bipolar &
Psychotic Disorders Research of the Mailman Research Center
at McLean Hospital in Belmont, Mass..
An international consortium is studying people with a genetic syndrome called 22q11.2 deletion syndrome, which puts them
at about a 25 % chance of a
psychotic disorder.
Marijuana may bring on temporary paranoia and other psychosis - related effects in individuals
at high risk of developing a
psychotic disorder, finds a preliminary study from researchers
at Columbia University Medical Center (CUMC).
Individuals who have had mild or transient
psychotic symptoms (such as unusual thoughts, suspiciousness, perceptual disturbances) without using substances such as marijuana or alcohol and have a family history of psychosis or other risk factors are considered
at clinical high risk for
psychotic disorder.
Dr Cath Winsper, Senior Research Fellow
at Warwick Medical School and part of the study group said, «It's clear that we need to keep school mobility in mind when clinically assessing young people with
psychotic disorders.
Suffering from
psychotic - like symptoms
at young age is strongly associated with mental health problems in adulthood, including
psychotic disorders and suicide.
Senior author Dr Abraham Reichenberg, Professor of Psychiatry
at the Icahn School of Medicine
at Mount Sinai and with King's IoPPN said: «It is important to bear in mind that many children will experience some difficulties with schoolwork or other intellectual tasks
at some point in their lives, and only a small minority will go on to develop a
psychotic disorder.»
These include the mood
disorders group, which proposes including bereaved people in the definition of major depression, and the
psychotic disorders group, which is considering adding attenuated psychosis syndrome, a controversial diagnosis for identifying young people
at risk of developing schizophrenia.
Senior author Dr. Matcheri Keshavan, a Professor
at Harvard Medical School, describes their results: «The main finding was that
psychotic disorders are characterized by reduced folding of the cortex in key brain regions such as the cingulate cortex (a brain region involved in thinking and emotions).
The Program for Neuropsychiatric Research (PNPR)
at McLean Hospital, founded in 2004 by Dr. Bruce Cohen, is a consortium of investigators and clinicians using laboratory, brain imaging, and clinical techniques to increase understanding of the causes of
psychotic, mood, and related psychiatric
disorders and use that knowledge to guide the development of improved treatments.
This finding was even more pronounced in men (likelihood ratio test P = 0.007), such that rates of non-affective
psychotic disorder were elevated in refugees compared with migrants from all regions of origin, except sub-Saharan Africa (hazard ratio 0.68, 0.40 to 1.16), after adjustment for age
at risk, sex, disposable income, and population density (table 3 ⇓).
We initially examined the effect of refugee status on risk of non-affective
psychotic disorder, after adjustment for age
at risk, sex, and their interaction, if statistically significant.
«Individuals
at ultrahigh risk for psychosis have high dorsal striatal dopamine levels, which correlate positively with transition to
psychotic disorders.
There are also a host of side effects, that could be as minor as sleep disturbances, loss of appetite, and facial tics, to paranoia and
psychotic symptoms, other psychiatric issues like bipolar
disorder, depression, and suicide in those without a history of the
disorders, and
at it can be fatal in those that have a diagnosed or undiagnosed heart condition.
I have worked with
at risk youth that struggle with ADHD, ADD, Autism, Oppositional Defiance, Addiction, Conduct Disorders, Anxiety, and Mood
Disorder with and without
psychotic features.
A study conducted
at four urban centres, one each situated in Queensland (period prevalence rate, 0.42 %), Victoria (0.59 %), Western Australia (0.69 %) and the Australian Capital Territory (0.39 %), found a period prevalence rate (1 month) for
psychotic disorders of 0.47 %.10 A systematic review of 118 Australian and international studies found a period prevalence rate (1 to 12 months) for schizophrenia only of 0.55 %, and a prevalence rate of 0.43 % in rural centres.11 Acknowledging the limitations of comparison with these studies, the elevated prevalence rates in the Indigenous populations described here are stark.
Box 3 also includes clinical judgements about compliance, whether alcohol or cannabis was currently used
at clinically significant levels, and whether their use contributed to the onset of the
psychotic disorders.
Cannabis use can be a significant contributor to poor mental health, particularly when it begins
at a young age.4, 5 The adverse mental health effects of cannabis use in the general population are increasingly recognised, including anxiety, depression, 6 — 8
psychotic disorders, 4, 9 — 12 dependence6, 7, 13 withdrawal14, 15 and cognitive impairment.16, 17 Starting to use cannabis before age 15 is associated with an increased likelihood of developing later
psychotic disorders, increased risk of dependence, other drug use, and poor educational and psychosocial outcomes.5
Eligible couples 1) had to be
at least 25 years old; 2) had to be exclusively involved and living together for
at least one year; 3) could not have been previously diagnosed with a
psychotic disorder, or currently taking any medication known to treat psychosis or
psychotic disorders; 4) could not be receiving current psychotherapeutic (psychological or psychiatric) treatment or anticipating such treatment within the next six months; 5) could not be drinking more than 14 alcoholic drinks per week, using any type of illegal drugs, or misusing prescription medication; and 6) could not have a history of either childhood or adulthood physical or sexual abuse.
Exclusion criteria for both partners included substance dependence (abuse allowed) not in remission for
at least 3 months, current uncontrolled bipolar or
psychotic disorder, imminent suicidality or homicidality, severe cognitive impairment, or severe intimate partner aggression in the past year.
Adolescents with emotional, conduct and hyperkinetic
disorders who are experiencing
psychotic symptoms may be
at increased risk of suicide attempt