Obsessive Compulsive Disorder
Mostrando 1-12 de 162 artigos, teses e dissertações.
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1. Assessing suicide risk in patients with obsessive-compulsive disorder: a dimensional approach
Objectives: Although an association has been found recently between obsessive-compulsive disorder and an increased risk of suicide, the prevalence of both suicidal ideation and attempts vary considerably and are generally assessed categorically. Our aims were to evaluate the prevalence of suicidal ideation and behaviors using a dimensional approach. Methods
Brazilian Journal of Psychiatry. Publicado em: 2023
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2. Heterozygosity for neuronal ceroid lipofuscinosis predisposes to bipolar disorder
Objective: Bipolar disorder is a heritable chronic mental disorder that causes psychosocial impairment through depressive/manic episodes. Familial transmission of bipolar disorder does not follow simple Mendelian patterns of inheritance. The aim of this study was to describe a large family with 12 members affected by bipolar disorder. Whole-exome sequencing
Brazilian Journal of Psychiatry. Publicado em: 2023
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3. Factor structure of the Dimensional Yale-Brown Obsessive-Compulsive Scale in a large sample of adults with obsessive-compulsive disorder
Objectives: Although the Dimensional Yale-Brown Obsessive-Compulsive Scale (DY-BOCS) is a widely used instrument for assessing different obsessive-compulsive symptom dimensions, its factor structure has never been studied in a Brazilian population. Thus, we aimed to assess the goodness-of-fit indexes and factor loadings of two higher-order models of the DY-B
Brazilian Journal of Psychiatry. Publicado em: 2022
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4. Are there differences in oxidative stress and inflammatory processes between the autogenous and reactive subtypes of obsessive-compulsive disorder? A controlled cross-sectional study
Objective: To date, no study has investigated whether autogenous and reactive obsessive-compulsive disorder (OCD) types are different entities in terms of oxidative stress and inflammatory processes. The aim of this study is to compare them in terms of these features. Methods: The study was conducted in subjects with reactive OCD (n=19), autogenous OCD (n=1
Brazilian Journal of Psychiatry. Publicado em: 2022
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5. Efficacy of group cognitive-behavioral therapy in adolescents with obsessive compulsive disorder: a systematic review and meta-analysis
Objective: To evaluate the effectiveness of group cognitive-behavioral therapy (GCBT) for the treatment of adolescents with obsessive compulsive disorder (OCD). Methods: This review was registered in PROSPERO under number CRD42020158475. Five databases (PubMed, Virtual Health Library, Web of Science, Scopus, and PsycINFO) were searched. After applying the i
Brazilian Journal of Psychiatry. Publicado em: 2022
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6. Double cone coil repetitive transcranial magnetic stimulation for severe obsessive-compulsive disorder after reversible cerebral vasoconstriction syndrome with intracerebral hemorrhage: a case report
Brazilian Journal of Psychiatry. Publicado em: 2022
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7. Neurocircuit models of obsessive-compulsive disorder: limitations and future directions for research
Obsessive-compulsive disorder (OCD) is a common psychiatric condition classically characterized by obsessions (recurrent, intrusive and unwanted thoughts) and compulsions (excessive, repetitive and ritualistic behaviors or mental acts). OCD is heterogeneous in its clinical presentation and not all patients respond to first-line treatments. Several neurocircu
Brazilian Journal of Psychiatry. Publicado em: 2022
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8. Link between obsessive-compulsive disorder and polymorphisms in HDAC genes
Objective: Recently, epigenetic mechanisms related to histone modifications including histone deacetylation (HDAC) have been emphasized in psychiatric diseases. Few studies have investigated the relationship of HDAC gene variations to psychiatric diseases, but these gene variations have never been studied in obsessive-compulsive disorder (OCD). The present c
Brazilian Journal of Psychiatry. Publicado em: 2022
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9. Honeycomb: a template for reproducible psychophysiological tasks for clinic, laboratory, and home use
Objective: To improve the ability of psychiatry researchers to build, deploy, maintain, reproduce, and share their own psychophysiological tasks. Psychophysiological tasks are a useful tool for studying human behavior driven by mental processes such as cognitive control, reward evaluation, and learning. Neural mechanisms during behavioral tasks are often stu
Brazilian Journal of Psychiatry. Publicado em: 2022
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10. Obsessive-compulsive disorder reinforcement during the COVID-19 pandemic
Abstract The COVID-19 pandemic is unquestionably impacting on the mental health of the population worldwide. Fear of contamination can both increase levels of stress in healthy individuals and intensify psychiatric symptoms in patients with pre-existing conditions, especially obsessive-compulsive disorder (OCD). During the COVID-19 pandemic, the imminent ris
Trends Psychiatry Psychother.. Publicado em: 2021-06
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11. Changes in Symptoms and Severity of Obsessive Compulsive Disorder in Children and Adolescent Patients following the Covid-19 Pandemic
ABSTRACT The need to stay at home and follow the rules of personal hygiene for protection are generally stimuli that can increase the anxiety of obsessive compulsive disorder (OCD) patients during covid-19 pandemic. The aim of this study was to examine how this situation has changed the disorder severity and symptoms in OCD patients. This multi-centre study
Arch. Clin. Psychiatry (São Paulo). Publicado em: 2021-04
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12. Association of insight, avoidance behavior, indecisiveness, and inflated responsibility with other clinical characteristics in children and adolescents with obsessive-compulsive disorder
Objectives: Although the Children’s Yale-Brown Obsessive-Compulsive Scale (CY-BOCS) includes ancillary symptom dimensions – insight, avoidance, degree of indecisiveness, inflated sense of responsibility, pervasive slowness/disturbance of inertia, and pathological doubting –, we know little about their clinical/scientific utility. We examined these anc
Braz. J. Psychiatry. Publicado em: 2021-04