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Related Concept Videos

Bipolar Disorder01:30

Bipolar Disorder

Bipolar disorder is a chronic mental health condition marked by significant mood fluctuations, including episodes of mania and depression. Elevated energy levels, heightened mood or irritability, impulsive behavior, reduced sleep needs, rapid speech, racing thoughts, inflated self-esteem, and distractibility characterize mania. Individuals with bipolar disorder often alternate between depressive and manic states, with periods of emotional stability lasting an average of six months to a year.
Mania and Antimanic Drugs: Overview01:24

Mania and Antimanic Drugs: Overview

Mania, a psychological condition characterized by elevated mood, increased energy, and reduced sleep need, is part of the bipolar disorder cycle. The exact cause of mania isn't entirely known, but it is thought to be a combination of genetic, environmental, and neurological factors. Bipolar disorder involves alternating manic and depressive episodes. Mood stabilizers like lithium, antipsychotics, and anticonvulsants help manage these episodes. Lithium carbonate is particularly effective as a...
Oppositional Defiant Disorder01:30

Oppositional Defiant Disorder

A persistent pattern of angry or irritable mood, defiant behavior, or vindictiveness characterizes Oppositional Defiant Disorder (ODD). Symptoms must occur over at least six months, involve interactions with individuals beyond siblings, and meet specific diagnostic criteria to be clinically significant. The disorder affects emotional regulation, social interactions, and behavior, often manifesting early in life and influencing long-term development and functioning.
Diagnostic Criteria and...
Attention-Deficit/Hyperactivity Disorder01:30

Attention-Deficit/Hyperactivity Disorder

Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings.
Conduct Disorder01:28

Conduct Disorder

Conduct disorder is a complex mental health diagnosis characterized by a repetitive and persistent pattern of behavior that violates societal norms, the rights of others, or age-appropriate rules. The diagnostic criteria for conduct disorder require the presence of at least three problematic behaviors within the past 12 months, with at least one occurring in the past six months. These behaviors are grouped into four categories: aggression toward people and animals; destruction of property;...
Depressive Disorders: Etiology01:27

Depressive Disorders: Etiology

Depressive disorders result from a complex interplay of biological, psychological, and sociocultural factors, each contributing uniquely to the development and persistence of the condition. Understanding these factors provides critical insight into the multifaceted nature of depression.
Biological Factors in Depression
Biological predispositions significantly influence the risk of developing depressive disorders. Genetic studies highlight the role of variations in the serotonin transporter...

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Related Experiment Video

Updated: Jun 25, 2026

Developing a Rat Model for Bipolar Disorder
04:42

Developing a Rat Model for Bipolar Disorder

Published on: May 2, 2025

Comorbidity in pediatric bipolar disorder.

Gagan Joshi1, Timothy Wilens

  • 1Pervasive Developmental Disorders Program, Clinical and Research Programs in Pediatric Psychopharmacology, Massachusetts General Hospital, Harvard Medical School, 32 Fruit Street, Boston, MA 02114, USA. joshi.gagan@mgh.harvard.edu

Child and Adolescent Psychiatric Clinics of North America
|March 7, 2009
PubMed
Summary

Youth with bipolar disorder (BPD) frequently experience comorbidities like ADHD and anxiety, worsening their condition and impacting treatment. Further research is needed to understand these complex relationships over time.

Related Experiment Videos

Last Updated: Jun 25, 2026

Developing a Rat Model for Bipolar Disorder
04:42

Developing a Rat Model for Bipolar Disorder

Published on: May 2, 2025

Area of Science:

  • Child and Adolescent Psychiatry
  • Neurodevelopmental Disorders
  • Mental Health Research

Background:

  • Comorbidity is highly prevalent in youth diagnosed with bipolar disorder (BPD).
  • Attention-deficit hyperactivity disorder (ADHD) affects up to 90% of pediatric BPD cases.
  • Anxiety, substance use, disruptive behavior, obsessive-compulsive, and pervasive developmental disorders are also common comorbidities.

Purpose of the Study:

  • To review the significance of comorbidity in youth with BPD.
  • To examine the clinical and therapeutic implications of these co-occurring conditions.
  • To identify needs for future research.

Main Methods:

  • Literature review of existing studies on comorbidity in pediatric BPD.
  • Analysis of reported prevalence rates for common comorbidities.
  • Synthesis of data regarding the impact of comorbidity on clinical severity and treatment.

Main Results:

  • Comorbidity is pervasive in youth with BPD, frequently involving ADHD, anxiety, and disruptive disorders.
  • The presence of comorbid conditions is associated with increased clinical severity in BPD.
  • Comorbidity significantly influences treatment response for both BPD and co-occurring disorders.

Conclusions:

  • Comorbidity is a critical factor in the presentation and management of bipolar disorder in youth.
  • Understanding developmental relationships in comorbidity is essential.
  • Longitudinal studies are necessary to elucidate the long-term impact of comorbidities on the course and treatment of pediatric BPD.