Publications by authors named "Claudia M Klier"

Purpose: This study aims to describe the phenomenon of unperceived pregnancy followed by neonaticide with a focus on the lack of awareness of reproductive potential in an Austrian sample.

Methods: An explorative comparative study of neonaticide cases with single and repeat perpetrators was conducted using nationwide register-based data from 1995 to 2017. A total number of 55 cases out of 66 were included in the analysis.

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Purpose: Pregnancy can be denied or better "unperceived" by women in up to 1:300 pregnancies and poses the mother and her unborn at high risk when an unassisted birth follows. The importance of recognizing unperceived pregnancy and the risk of unassisted births for both mothers and their babies are described.

Methods: Description of a case of unperceived pregnancy and traumatic unassisted birth.

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Introduction: The use of medical cannabis in pediatrics is not common in clinical practice, and there is a lack of prospective studies, especially in pediatric subpopulations. This study aimed to provide data on the off-label administration of tetrahydrocannabinol (∆9-THC) in a pediatric tertiary center in Austria.

Methods: A retrospective data analysis was performed to assess the use of ∆9-THC at the Department of Pediatrics and Adolescent Medicine at the Comprehensive Center of Pediatrics (Medical University Vienna) from 2016 to 2018.

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In this report, we present a case of a 16,9-year-old patient with multiple substance use disorder (cannabis, MDMA, cocaine, ecstacy), severe depression, social phobia and narcissistic personality disorder.We administered Cannabidiol (CBD) capsules in different dosages (starting dosage 100 mg up to 600 mg over 8 weeks) after unsuccessful treatment with antidepressants.CBD was a safe and well tolerated medication for this patient.

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Article Synopsis
  • Pregnancy and motherhood are often idealized as completely natural, but evidence of maternal violence towards unborn children challenges this notion.
  • This paper discusses six new cases of foetal abuse, illustrating the complexity of motherhood and how the 'good mother' myth can complicate the realities faced by some women.
  • Research identifies potential risk factors for foetal abuse, including unplanned pregnancies, mental health issues, trauma, and specific harmful thoughts related to the fetus's movements.
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This study aims to identify differences between single and repeat perpetrators of filicide by using register-based data. The study used register-based, comprehensive, nationwide data from both Austria and Finland. The current study covers 23 perpetrators, 20 single and 3 repeat perpetrators, with a total of 28 victims.

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Longer-term data on ω-3 polyunsaturated fatty acids (PUFA) for prevention of psychosis in (ultra high risk) UHR individuals have initially shown promising results. This analysis aimed to assess clinical predictors of longer-term outcome in UHR individuals treated with ω-3 PUFAs versus placebo. Data derived from an RCT in 81 UHR individuals treated with ω-3 PUFAs versus placebo for 12weeks and follow-up assessment after a median of 6.

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A need for a brief, easy to complete self-report questionnaire to detect people at ultra-high risk for psychosis (UHR) in busy clinical settings has been recognised. Our aim was to explore whether the Community Assessment of Psychic Experiences - Positive 15-items Scale (CAPE-P15) could be used as a screening tool to identify people at UHR in a clinical setting. Our objectives were to confirm the CAPE-P15 factorial structure as well as its reliability and determine cut-off values for the detection of such individuals using the Comprehensive Assessment of At-Risk Mental States (CAARMS), a commonly used clinical interview for the detection of UHR.

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Introduction: The majority of children with a migration background suffer from language deficits in one or both languages. The aim of our study was to describe the patterns of language acquisition in children with Turkish background in Austria and to find factors which influence these Patterns.

Method: Fifty-two children at the age of 5 to 6 years and their parents were assessed.

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This study investigated the relationship between erythrocyte membrane fatty acid (FA) levels and the severity of symptoms of individuals at ultra-high risk (UHR) for psychosis. Subjects of the present study consisted of 80 neuroleptic-naïve UHR patients. Partial correlation coefficients were calculated between baseline erythrocyte membrane FA levels, measured by gas chromatography, and scores on the Positive and Negative Syndrome Scale (PANSS), Global Assessment of Functioning Scale, and Montgomery-Asberg Depression Rating Scale (MADRS) after controlling for age, sex, smoking and cannabis use.

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Background: Most studies provide evidence that the skin flush response to nicotinic acid (niacin) stimulation is impaired in schizophrenia. However, only little is known about niacin sensitivity in the ultra-high risk (UHR) phase of psychotic disorders.

Methods: We compared visual ratings of niacin sensitivity between adolescents at UHR for psychosis according to the one year transition outcome (UHR-T n = 11; UHR-NT n = 55) with healthy controls (HC n = 25) and first episode schizophrenia patients (FEP n = 25) treated with atypical antipsychotics.

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The aims of this study are to assess the impact of Austria's anonymous birth law from the time relevant statistical records are available and to evaluate the use of hatches versus anonymous hospital delivery. This study is a complete census of police-reported neonaticides (1975-2012) as well as anonymous births including baby hatches in Austria during 2002-2012. The time trends of neonaticide rates, anonymous births and baby hatches were analysed by means of Poisson and logistic regression model.

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Long-chain omega-3 polyunsaturated fatty acids (PUFAs) are essential for neural development and function. As key components of brain tissue, omega-3 PUFAs play critical roles in brain development and function, and a lack of these fatty acids has been implicated in a number of mental health conditions over the lifespan, including schizophrenia. We have previously shown that a 12-week intervention with omega-3 PUFAs reduced the risk of progression to psychotic disorder in young people with subthreshold psychotic states for a 12-month period compared with placebo.

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Background: Oxidative stress and impaired antioxidant defenses are reported in schizophrenia and are associated with disturbed neurodevelopment, brain structural alterations, glutamatergic imbalance, increased negative symptoms, and cognitive impairment. There is evidence that oxidative stress predates the onset of acute psychotic illness. Here, we investigate the effects of omega-3 PUFA on the vitamin E and glutathione antioxidant defense system (AODS).

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Objective: Abnormal levels of polyunsaturated fatty acids (PUFAs) have been reported in individuals suffering from schizophrenia. The main aim of the present study was to investigate the relationship between erythrocyte membrane fatty acid levels and resting-state brain activity occurring in individuals at ultra-high risk (UHR) of psychosis.

Method: The association between erythrocyte membrane fatty acids levels and resting-state brain activity and its value in predicting psychosis was examined in 72 UHR individuals.

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Cognitive symptoms and impairment are central to schizophrenia and often an early sign of this condition. The present study investigated biological correlates of cognitive symptoms and performance in individuals at ultra-high risk (UHR) for psychosis. The study sample comprised 80 neuroleptic-naïve UHR individuals aged 13-25 years.

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The use of new agents of second-generation antipsychotics in childbearing women is increasing and poses an unknown risk to the fetus; thus, information of pregnancy and child outcome are urgently needed. We reviewed the literature of 12 patients, 3 of them were exposed during the first trimester, and added 3 new cases of peripartum use of aripiprazole. No teratogenesis was observed despite all 3 women having received the substance during part or full first trimester.

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Objective: Most data on duration of untreated psychosis (DUP) derives from high-income countries. An inverse relationship between DUP and income and a longer DUP in low- and middle-income (LAMI) countries has been reported. The aim of this study was to compare DUP in a high-income country with that in a LAMI country using the same methodology.

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Objective: To investigate whether long-chain omega-3 (n-3) polyunsaturated fatty acids (PUFAs) improve functioning and psychiatric symptoms in young people with borderline personality disorder (BPD) who also meet ultra-high risk criteria for psychosis.

Methods: We conducted a post hoc subgroup analysis of a double-blind, randomized controlled trial. Fifteen adolescents with BPD (mean age 16.

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The results of a recent double-blind, randomized, placebo-controlled trial performed in 81 young patients at ultra-high risk for psychosis indicated that a 12-week intervention of 1.2g/day of ω-3 polyunsaturated fatty acids (PUFA) significantly reduced the risk of transition to psychosis and improved positive, negative and general symptoms as well as functioning. The aim of this post-hoc analysis was to determine at which time point ω-3 PUFAs start to significantly differ from placebo in improving psychopathology and functioning in young people at risk of developing psychosis.

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Recent findings on intervention options in individuals at ultra-high risk (UHR) for psychosis underline the necessity of a screening tool that facilitates early detection in low-threshold, non-specialized settings. The aim of this study was to examine, whether the Community Assessment of Psychic Experience (CAPE) could be used as a screening tool to detect individuals at an increased risk for developing psychosis in a clinical, help-seeking population. The utility of the CAPE was assessed against the Comprehensive Assessment of At-Risk Mental States (CAARMS).

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