At the Frontiers of Bipolar Disorder

A special issue of Brain Sciences (ISSN 2076-3425). This special issue belongs to the section "Environmental Neuroscience".

Deadline for manuscript submissions: closed (25 January 2021) | Viewed by 29732

Special Issue Editor


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Guest Editor
1. Full Professor, Department of Life Sciences and Public Health, Catholic University of the Sacred Heart, 00168 Rome, Italy
2. Chair of Child and Adolescent Neuropsychiatry Unit, Department of Neuroscience, Bambino Gesù Children’s Hospital, IRCCS, 00146 Rome, Italy
Interests: child psychiatry; developmental neuropsychology; memory development; dyslexia and ADHD; mental retardation (Down and Williams syndrome)
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Special Issue Information

Dear Colleagues,

Bipolar disorder in children and adolescents (Pediatric Bipolar Disorder (PBD)) is increasingly recognized across the world as a prevalent and highly morbid disorder, with a high risk of co-occurring substance abuse, anxiety disorders, and mortality from suicide and comorbid medical illnesses. PBD remains frequently under- or misdiagnosed, and under- or mistreated, often for years. Early identification and timely treatment can reduce disability and the mortality associated with PBD.

We invite authors to submit review articles, original research articles, and commentaries related to recent advances in (but not restricted to) the following topics:

  • Clinical features preceding the onset of the disorder;
  • Developmental psychopathology, including the importance of mixed manic-depressive clinical presentation and ultra-rapid cycling;
  • Risk factors for an unfavorable long-term outcome, including risk factors for nonsuicidal self-injury, suicidal ideation and behavior;
  • Information on innovative psychotherapeutic and pharmacological treatments.

Prof. Dr. Stefano Vicari
Guest Editor

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Keywords

  • bipolar disorder
  • pediatric
  • irritability
  • mixed depression
  • rapid cycling
  • suicidal ideation
  • suicidal behavior
  • prognosis
  • lithium
  • memantine
  • psychoeducation

Published Papers (7 papers)

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Research

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13 pages, 279 KiB  
Article
Characteristics Associated with Depression Severity in 270 Juveniles in a Major Depressive Episode
by Giulia Serra, Maria Elena Iannoni, Monia Trasolini, Gino Maglio, Camilla Frattini, Maria Pia Casini, Ross J. Baldessarini and Stefano Vicari
Brain Sci. 2021, 11(4), 440; https://doi.org/10.3390/brainsci11040440 - 29 Mar 2021
Cited by 7 | Viewed by 2007
Abstract
Introduction: Severe depression is prevalent in young persons and can lead to disability and elevated suicidal risk. Objectives: To identify clinical and demographic factors associated with the severity of depression in juveniles diagnosed with a major mood disorder, as a contribution [...] Read more.
Introduction: Severe depression is prevalent in young persons and can lead to disability and elevated suicidal risk. Objectives: To identify clinical and demographic factors associated with the severity of depression in juveniles diagnosed with a major mood disorder, as a contribution to improving clinical treatment and reducing risk of suicide. Methods: We analyzed factors associated with depression severity in 270 juveniles (aged 6–18 years) in a major depressive episode, evaluated and treated at the Bambino Gesù Children’s Hospital of Rome. Depressive symptoms were rated with the revised Children’s Depression Rating Scale (CDRS-R) and manic symptoms with the Kiddie Schedule for Affective Disorders and Schizophrenia (K-SADS) Mania Rating Scale (K-SADS-MRS). Bivariate comparisons were followed by multivariable linear regression modeling. Results: Depression severity was greater among females than males (55.0 vs. 47.2), with the diagnosis of a major depressive disorder (MDD) vs. bipolar disorder (BD; 53.8 vs. 49.3), and tended to increase with age (slope = 1.14). Some symptoms typical of mania were associated with greater depression severity, including mood lability, hallucinations, delusions, and irritability, whereas less likely symptoms were hyperactivity, pressured speech, grandiosity, high energy, and distractibility. Factors independently and significantly associated with greater depression severity in multivariable linear regression modeling were: MDD vs. BD diagnosis, female sex, higher anxiety ratings, mood lability, and irritability. Conclusions: Severe depression was significantly associated with female sex, the presence of some manic or psychotic symptoms, and with apparent unipolar MDD. Manic/psychotic symptoms should be assessed carefully when evaluating a juvenile depressive episode and considered in treatment planning in an effort to balance risks of antidepressants and the potential value of mood-stabilizing and antimanic agents to decrease the severity of acute episodes and reduce suicidal risk. Full article
(This article belongs to the Special Issue At the Frontiers of Bipolar Disorder)
12 pages, 1174 KiB  
Article
Manic and Depressive Symptoms in Children Diagnosed with Noonan Syndrome
by Paolo Alfieri, Francesca Cumbo, Giulia Serra, Monia Trasolini, Camilla Frattini, Francesco Scibelli, Serena Licchelli, Flavia Cirillo, Cristina Caciolo, Maria Pia Casini, Adele D’Amico, Marco Tartaglia, Maria Cristina Digilio, Rossella Capolino and Stefano Vicari
Brain Sci. 2021, 11(2), 233; https://doi.org/10.3390/brainsci11020233 - 13 Feb 2021
Cited by 3 | Viewed by 3081
Abstract
Noonan syndrome (NS) is a dominant clinically variable and genetically heterogeneous developmental disorder caused by germ-line mutations encoding components of the Ras–MAPK signaling pathway. A few studies have investigated psychopathological features occurring in individuals with NS, although they were poorly analyzed. The aim [...] Read more.
Noonan syndrome (NS) is a dominant clinically variable and genetically heterogeneous developmental disorder caused by germ-line mutations encoding components of the Ras–MAPK signaling pathway. A few studies have investigated psychopathological features occurring in individuals with NS, although they were poorly analyzed. The aim of the present work is to investigate the psychopathological features in children and adolescents with NS focusing on depressive and hypo-manic symptoms. Thirty-seven subjects with molecularly confirmed diagnosis were systematically evaluated through a psychopathological assessment. In addition, an evaluation of the cognitive level was performed. Our analyses showed a high recurrence of attention deficit and hyperactivity disorder symptoms, emotional dysregulation, irritability, and anxiety symptomatology. The mean cognitive level was on the average. The present study provides new relevant information on psychopathological features in individuals with NS. The implications for clinicians are discussed including the monitoring of mood disorders in a clinical evolution. Full article
(This article belongs to the Special Issue At the Frontiers of Bipolar Disorder)
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17 pages, 312 KiB  
Article
A Naturalistic Study of Youth Referred to a Tertiary Care Facility for Acute Hypomanic or Manic Episode
by Gabriele Masi, Stefano Berloffa, Pietro Muratori, Maria Mucci, Valentina Viglione, Arianna Villafranca, Emanuela Inguaggiato, Valentina Levantini, Francesca Placini, Chiara Pfanner, Giulia D’Acunto, Francesca Lenzi, Francesca Liboni and Annarita Milone
Brain Sci. 2020, 10(10), 689; https://doi.org/10.3390/brainsci10100689 - 29 Sep 2020
Cited by 4 | Viewed by 2203
Abstract
Background: Bipolar Disorders (BD) in youth are a heterogeneous condition with different phenomenology, patterns of comorbidity and outcomes. Our aim was to explore the effects of gender; age at onset (prepubertal- vs. adolescent-onset) of BD; and elements associated with attention deficit hyperactivity disorder [...] Read more.
Background: Bipolar Disorders (BD) in youth are a heterogeneous condition with different phenomenology, patterns of comorbidity and outcomes. Our aim was to explore the effects of gender; age at onset (prepubertal- vs. adolescent-onset) of BD; and elements associated with attention deficit hyperactivity disorder (ADHD) and Substance Use Disorder (SUD) comorbidities, severe suicidal ideation or attempts, and poorer response to pharmacological treatments. Method: 117 youth (69 males and 57 females, age range 7 to 18 years, mean age 14.5 ± 2.6 years) consecutively referred for (hypo)manic episodes according to the Diagnostic and Statistical Manual of Mental Disorders, 54th ed (DSM 5) were included. Results: Gender differences were not evident for any of the selected features. Prepubertal-onset BD was associated with higher rates of ADHD and externalizing disorders. SUD was higher in adolescent-onset BD and was associated with externalizing comorbidities and lower response to treatments. None of the selected measures differentiated patients with or without suicidality. At a 6-month follow up, 51.3% of the patients were responders to treatments, without difference between those receiving and not receiving a psychotherapy. Clinical severity at baseline and comorbidity with Conduct Disorder (CD) and SUD were associated with poorer response. Logistic regression indicated that baseline severity and number of externalizing disorders were associated with a poorer outcome. Conclusions: Disentangling broader clinical conditions in more specific phenotypes can help timely and focused preventative and therapeutic interventions. Full article
(This article belongs to the Special Issue At the Frontiers of Bipolar Disorder)
9 pages, 3109 KiB  
Article
The 12-Item Self-Rating Questionnaire for Depressive Mixed State (DMX-12) for Screening of Mixed Depression and Mixed Features
by Hotaka Shinzato, Yu Zamami and Tsuyoshi Kondo
Brain Sci. 2020, 10(10), 678; https://doi.org/10.3390/brainsci10100678 - 27 Sep 2020
Cited by 2 | Viewed by 3349
Abstract
For simultaneous screening of mixed features (MF) by DSM-5 and mixed depression (MD) by Benazzi, useful symptoms were extracted from our 12-item dimensional scale for depressive mixed state (DMX-12). Subjects were 190 consecutive cases with major depressive episode (MDE) who visited our clinic. [...] Read more.
For simultaneous screening of mixed features (MF) by DSM-5 and mixed depression (MD) by Benazzi, useful symptoms were extracted from our 12-item dimensional scale for depressive mixed state (DMX-12). Subjects were 190 consecutive cases with major depressive episode (MDE) who visited our clinic. Associations between symptomatological combinations of the DMX-12 and MF or MD were analyzed using receiver operating characteristic (ROC). The rate of MF was 4.2% while that of MD was 22.6%. Eight symptoms (overreactivity, inner tension, racing/crowded thought, impulsivity, irritability, aggression, risk-taking behavior, and dysphoria) with their AUC > 0.6 for ROC curves were specially focused on distinguishing patients with MF or MD from non-mixed patients. By using these 8 symptoms, 40.5% of the overall patients were screened as positive at the same cut-off value (≥13) for both MD and MF. The AUC of ROC curve and sensitivity/specificity were well balanced together with sufficient negative predictive values. The abovementioned 8 symptoms seem to be helpful for primary screening and negative check of DMX with considerable severity during MDE. Full article
(This article belongs to the Special Issue At the Frontiers of Bipolar Disorder)
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Review

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16 pages, 467 KiB  
Review
What Do We Know about the Long-Term Course of Early Onset Bipolar Disorder? A Review of the Current Evidence
by Carlotta Cirone, Ilaria Secci, Irene Favole, Federica Ricci, Federico Amianto, Chiara Davico and Benedetto Vitiello
Brain Sci. 2021, 11(3), 341; https://doi.org/10.3390/brainsci11030341 - 8 Mar 2021
Cited by 12 | Viewed by 2978
Abstract
Aim: Early onset of psychopathology is often an index of a more severe clinical course and worse prognosis. This review examined the course of bipolar disorder (BD) with onset in childhood and adolescence, with a focus on persistence of symptoms, severity of illness, [...] Read more.
Aim: Early onset of psychopathology is often an index of a more severe clinical course and worse prognosis. This review examined the course of bipolar disorder (BD) with onset in childhood and adolescence, with a focus on persistence of symptoms, severity of illness, comorbidity, and functional impairment. Methods: The databases of PubMed, Embase, and PsycInfo were systematically searched for publications since 1990 reporting on long-term (12 months or longer) assessments of patients with early onset BD. Results: Forty-two relevant publications were identified, which reported on data derived from 15 different patient cohorts, including 7 prospective research psychopathology studies, 4 medical record reviews, 2 follow-ups of clinical trial samples, 1 managed care database, and 1 nationwide registry, for a total of 10,187 patients. The length of follow-ups ranged from 1.0 to 15 years. Diagnostic stability of BD ranged from 73% to 100% over ten years. Recovery rate from an index episode was 81.5–100% and recurrence rate was 35–67%. Suicide attempt cumulative prevalence in five years was 18–20%. Earlier age at the first episode predicted a more severe clinical course. Conclusions: Early onset BD persists over time through adolescence, with homotypic diagnostic continuity over the years, but heterogeneity in the severity of the clinical course. Whether early identification and treatment improves distal prognosis remains to be further investigated. Full article
(This article belongs to the Special Issue At the Frontiers of Bipolar Disorder)
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14 pages, 303 KiB  
Review
Phenomenology, Epidemiology and Aetiology of Postpartum Psychosis: A Review
by Amy Perry, Katherine Gordon-Smith, Lisa Jones and Ian Jones
Brain Sci. 2021, 11(1), 47; https://doi.org/10.3390/brainsci11010047 - 4 Jan 2021
Cited by 34 | Viewed by 12185
Abstract
Postpartum psychoses are a severe form of postnatal mood disorders, affecting 1–2 in every 1000 deliveries. These episodes typically present as acute mania or depression with psychosis within the first few weeks of childbirth, which, as life-threatening psychiatric emergencies, can have a significant [...] Read more.
Postpartum psychoses are a severe form of postnatal mood disorders, affecting 1–2 in every 1000 deliveries. These episodes typically present as acute mania or depression with psychosis within the first few weeks of childbirth, which, as life-threatening psychiatric emergencies, can have a significant adverse impact on the mother, baby and wider family. The nosological status of postpartum psychosis remains contentious; however, evidence indicates most episodes to be manifestations of bipolar disorder and a vulnerability to a puerperal trigger. While childbirth appears to be a potent trigger of severe mood disorders, the precise mechanisms by which postpartum psychosis occurs are poorly understood. This review examines the current evidence with respect to potential aetiology and childbirth-related triggers of postpartum psychosis. Findings to date have implicated neurobiological factors, such as hormones, immunological dysregulation, circadian rhythm disruption and genetics, to be important in the pathogenesis of this disorder. Prediction models, informed by prospective cohort studies of high-risk women, are required to identify those at greatest risk of postpartum psychosis. Full article
(This article belongs to the Special Issue At the Frontiers of Bipolar Disorder)

Other

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13 pages, 1327 KiB  
Systematic Review
Not Only Mania or Depression: Mixed States/Mixed Features in Paediatric Bipolar Disorders
by Delfina Janiri, Eliana Conte, Ilaria De Luca, Maria Velia Simone, Lorenzo Moccia, Alessio Simonetti, Marianna Mazza, Elisa Marconi, Laura Monti, Daniela Pia Rosaria Chieffo, Georgios Kotzalidis, Luigi Janiri and Gabriele Sani
Brain Sci. 2021, 11(4), 434; https://doi.org/10.3390/brainsci11040434 - 29 Mar 2021
Cited by 5 | Viewed by 3183
Abstract
Background: early onset is frequent in Bipolar Disorders (BDs), and it is characterised by the occurrence of mixed states (or mixed features). In this systematic review, we aimed to confirm and extend these observations by providing the prevalence rates of mixed states/features and [...] Read more.
Background: early onset is frequent in Bipolar Disorders (BDs), and it is characterised by the occurrence of mixed states (or mixed features). In this systematic review, we aimed to confirm and extend these observations by providing the prevalence rates of mixed states/features and data on associated clinical, pharmacological and psychopathological features. Methods: following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines, we searched from inception to 9 February 2021 for all studies investigating mixed states/mixed features in paediatric BD. Data were independently extracted by multiple observers. The prevalence rates of mixed states/features for each study were calculated. Results: eleven studies were included in our review, involving a total patient population of 1365 individuals. Overall, of the patients with paediatric age BD, 55.2% had mixed states/features (95% CI 40.1–70.3). Children with mixed states/features presented with high rates of comorbidities, in particular, with Attention Deficit Hyperactivity Disorder (ADHD). Evidences regarding the psychopathology and treatment response of mixed states/features are currently insufficient. Conclusions: our findings suggested that mixed states/features are extremely frequent in children and adolescents with BD and are characterised by high levels of comorbidity. Future investigations should focus on the relationship between mixed states/features and psychopathological dimensions as well as on the response to pharmacological treatment. Full article
(This article belongs to the Special Issue At the Frontiers of Bipolar Disorder)
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