Publications by authors named "Andreas Chatzittofis"

Article Synopsis
  • Genetic testing in psychiatry is gaining attention, prompting a need to understand the views of both healthcare providers and patients for better policy development.
  • A systematic review identified 15 relevant studies from a pool of 50 articles, focusing on concerns and perceptions of 3,156 participants regarding genetic testing in mental health.
  • The analysis revealed four main themes: implementation concerns, ethical issues, potential changes in clinical practices, and legal considerations, with many healthcare workers generally viewing the testing positively, while patient attitudes were more mixed.
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Hazardous alcohol use tends to be more prominent among higher education students. The COVID-19 pandemic severely altered student life, raising questions on its impact on students' alcohol use patterns. The current study examined cross-country variations in drinking behaviors (weekly drinking and binge drinking), and the extent to which these variations were associated with containment measures implemented during the first wave of the COVID-19 pandemic.

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Opioid use disorder (OUD) has reached epidemic proportions, with many countries facing high levels of opioid use and related fatalities. Although currently prescribed medications for OUD are considered lifesaving, they inadequately address negative affect and cognitive impairment, resulting in high relapse rates to nonmedical opioid use even years after drug cessation (protracted abstinence). Evidence supports the notion that ketamine, an anesthetic and rapid-acting antidepressant drug, holds promise as a candidate for OUD treatment, including the management of acute withdrawal somatic symptoms, negative affect during protracted opioid abstinence, and prevention of retaking nonmedical opioids.

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Background: Chronic and acute inflammation of the mucosa-associated lymphoid tissue have been positively linked to the development of psychiatric disorders in observational studies. However, it remains unclear whether this association is causal. In the present study, we investigated this association, using as proxies genetically predicted tonsillectomy, appendectomy and appendicitis on psychiatric disorders including major depressive disorder (MDD), schizophrenia (SCZ), bipolar depression (BD) and anxiety (ANX) via a two-sample Mendelian randomization (MR) analysis.

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Article Synopsis
  • Precision medicine is rapidly advancing due to technologies like next-generation sequencing and AI, but it raises ethical concerns and risks that aren't fully understood from the patients' viewpoint.
  • A systematic review analyzed 914 articles, narrowing down to 24 that focused on patient perspectives about the ethical risks involved in precision medicine.
  • Eight key themes emerged from the patients' concerns, including privacy issues, economic impacts, psychosocial harms, potential discrimination, informed consent challenges, mistrust in providers, diagnostic accuracy, and changes in the doctor-patient relationship.
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Background: There is limited evidence on the association between cognitive function, psychotic symptoms and doses of antipsychotics in adults under compulsory psychiatric care.

Aims: We assessed (a) the degree of cognitive impairment in adults involuntarily hospitalised for compulsory psychiatric care and (b) correlation of Montreal Cognitive Assessment (MoCA) score with psychotic symptoms, polypharmacy and prescription of high-dose antipsychotics.

Method: This was a nationwide, cross-sectional study, conducted at the only referral state hospital for compulsory psychiatric care in Cyprus (December 2016-February 2018).

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Article Synopsis
  • - The study explores the connection between autoimmune diseases and psychiatric disorders, suggesting they share common genetic variants that predispose individuals to both types of conditions.
  • - Researchers analyzed various single nucleotide polymorphisms (SNPs) associated with autoimmune diseases and compared them to those linked with psychiatric disorders using bioinformatics tools.
  • - The findings revealed overlapping genetic regions between certain autoimmune diseases and psychiatric disorders, particularly at the HLA locus 6p21-22, indicating a significant genetic link between these conditions.
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Nurses may be at a higher risk of experiencing work-related traumatic stress response during the COVID-19 pandemic compared to other clinicians. This study aimed to investigate the correlations between work-related trauma symptoms and demographic factors, psychosocial hazards and stress response in a census sample of nurses working in COVID-19 settings in Cyprus. In this nationwide descriptive and cross-sectional study, data were collected between April and May 2020 using a questionnaire that included sociodemographic, educational and employment and work-related variables, as well as a modified version of the Secondary Traumatic Stress Scale (STSS) for the assessment of work-related trauma symptoms during the pandemic.

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Background: Hypersexual disorder (HD) - a nonparaphilic sexual desire disorder with impulsivity component - was evaluated for inclusion as a diagnosis in the DSM-5 and the diagnosis compulsive sexual behavior disorder is included as an impulse control disorder in the ICD-11. Hypothalamic-pituitary-adrenal (HPA)-axis hyperactivity is believed to affect cellular senescence and has been implicated in HD. No previous study investigated HD or HPA-axis dysregulation in relation to measures of epigenetic age (EA) acceleration.

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Article Synopsis
  • The study looked at how the COVID-19 pandemic affected students' mental health, especially their feelings of sadness.
  • Researchers examined data from students in 26 countries and analyzed how government actions influenced these feelings.
  • They found that school closures and stay-at-home rules made students feel sadder, but money support from governments didn't help with those feelings.
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Article Synopsis
  • Hypersexual Disorder (HD) is characterized by excessive sexual behaviors and is linked to mood and impulse control disorders, with potential neurobiological involvement of the hypothalamic-pituitary-adrenal axis and oxytocin, which counteracts cortisol's effects.
  • A study involving 64 males with HD and 38 healthy men revealed that those with HD had significantly higher plasma oxytocin levels, which correlated with measures of hypersexual behavior.
  • After undergoing cognitive-behavioral therapy, a subset of patients showed a marked decrease in oxytocin levels, suggesting that the heightened oxytocin system in these individuals may serve a compensatory role.
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A population-based cross-sectional study was conducted during the first COVID-19 wave, to examine the impact of COVID-19 on mental health using an anonymous online survey, enrolling 9565 individuals in 78 countries. The current sub-study examined the impact of the pandemic and the associated lockdown measures on the mental health, and protective behaviors of cancer patients in comparison to non-cancer participants. Furthermore, 264 participants from 30 different countries reported being cancer patients.

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Article Synopsis
  • * Data were gathered from 424 HCWs using online questionnaires during the first wave of the pandemic, assessing demographics, POS, depressive symptoms, PTSD symptoms, and perceived stress.
  • * Results indicated that younger, less experienced, female, and non-physician HCWs reported lower levels of POS and that enhancing organizational support could help mitigate mental distress among HCWs during stressful times like the pandemic.
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Background: Antipsychotic polypharmacy and prescription of high-dose antipsychotics are often used for the treatment of psychotic symptoms, especially in compulsory psychiatric care although there is lack of evidence to support this practice and related risks for patients.

Aims: We aimed to investigate prescription patterns in patients with psychosis under compulsory psychiatric treatment in Cyprus and to identify predictors for pharmaceutic treatment patterns.

Method: This was a nationwide, descriptive correlational study with cross-sectional comparisons, including 482 patients with compulsory admission to hospital.

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DNA methylation shifts in Hypothalamic-pituitary-adrenal (HPA) axis related genes is reported in psychiatric disorders including hypersexual disorder. This study, comprising 20 dexamethasone suppression test (DST) non-suppressors and 73 controls, examined the association between the HPA axis dysregulation, shifts in DNA methylation of HPA axis related genes and importantly, gene expression. Individuals with cortisol level ≥ 138 nmol/l, after the low dose (0.

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Background: Addressing the enhancement of ill health self-management skills in adults diagnosed with bipolar disorder may be considered an important intervention for health care systems worldwide.

Objective: This protocol describes the study "Management of my Bipolarity" (MoB), which aims to develop an educational intervention for adults with bipolar disorder and assess its effectiveness. The objectives include (a) a literature review on bipolar disorder educational interventions; (b) a qualitative exploration of the educational needs of people with bipolar disorder; (c) development of an educational intervention based on objectives (a) and (b) (ie, the MoB educational intervention); and (d) exploration of the effectiveness of the intervention regarding participants' knowledge of their mental health condition and enhancement of their ill health self-management skills.

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Τhe severity and variation of depressive symptoms (DS), among psychotic individuals under involuntary hospitalization is unclear. We investigated the socio-demographic and clinical characteristics of psychotic adults with DS involuntarily hospitalized for compulsory treatment in Cyprus. We also evaluated the psychometric properties (internal consistency, known-group and discriminant validity) of the HDRS-17 and HAM-A for the assessment of depressive and anxiety symptoms, respectively.

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Objective: To determine the contributing factors associated with major depressive disorder (MDD) in SLE patients and examine the association between disease-specific health-related quality of life [lupus quality of life (LupusQoL)] domains and MDD.

Methods: Depression was assessed by the patient health questionnaire (PHQ)-9, and scores ≥10 indicate MDD. Demographic data, LupusQoL domains, clinical and other features of the SLE patients were described and compared between MDD (PHQ-9 ≥10) and non-MDD (PHQ-9 <10) groups using χ2 tests for categorical variables and Wilcoxon rank sum tests for non-normal continuous variables.

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Article Synopsis
  • The study investigates the mental health impact of COVID-19 on healthcare workers (HCWs) in Cyprus, focusing on symptoms of depression, anxiety, and post-traumatic stress disorder (PTSD).
  • Data were collected through an online questionnaire between May 3 and May 27, 2020, involving 58% female participants and various healthcare roles, revealing significant mental health issues among them.
  • Findings indicate that 18.6% experienced clinically significant depressive symptoms and 14.6% had PTSD symptoms, with nurses being particularly affected compared to physicians.
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