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Gain insights into mood disorders like mania and depression, their clinical descriptions, and treatment options. Learn about the structure of mood disorders, bipolar disorder types, and common symptoms. Explore facts, statistics, and effective medications for managing mood disorders.
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Mood disorders Y.Semnani M.D. Assistant Professor of Psychiatry Shahid Beheshti University of Medical Science
An Overview of Mood Disorders • Gross Deviations in Mood • Depression: “The Low” • The “Common Cold” of Mental Illness • Mania: “The High” • Abnormally Exaggerated Elation, Joy, or Euphoria
An Overview of Mood Disorders Mania Depression
The Structure of Mood Disorders • Unipolar Mood Disorder • only Depression • Bipolar Mood Disorder • Alternates Between Depression and Mania • Somewhat Misleading Term (only Mania?)
The Nature of Mood Disorders • Depressive Disorders • Major Depression • Dysthymic Disorder • Double Depression • Bipolar Disorders • Bipolar I and Bipolar II Disorders • Cyclothymic Disorder
Years Lived with Disability (YLD)Murray & Lopez “Global Burden of Disease”(WHO, Harvard University, World Bank) Disease frequency(million) percent • Major Depression 50.8 10.7 Iron Deficiency A 22 4.7 Falling 22 4.6 • Alcohol 15.8 3.3 COPD 14.7 3.1 • Bipolar Dis 14.1 3 Congenital malforms 13.5 2.9 Osteoarthritis 13.3 2.8 • Schizophrenia 12.1 2.6 • OCD 10.2 2.2
Depressive Disorders Major Depression • Clinical Description 2 Weeks or More
Major Depressive Episode: DSM-IV Criteria • Depressed mood and/or loss of interest or pleasure 2 weeks duration plus 4 following symptoms: • Associated symptoms • Physical:insomnia/hypersomnia, appetite/weight change, decreased energy, psychomotor change • Psychological:feelings of guilt or worthlessness, poor concentration, thoughts of death/suicidal intentions, hopelessness and helplessness
Depressive Disorders Major Depression • Facts and Statistics • Mean Age of Onset is 25 Years • Length of Episode Varies • Remission is Common • Risk of Suicide • Somatic presentation in Eastern countries
Depressive Disorders Dysthymia • Clinical Description • Similar to Major Depression BUT With a Different Course • Symptoms are Milder • Symptoms can Last 20-30+ Years • Persistently Depressed Mood for more than 2 Years • Cannot be Symptom Free > 2 Months
Depressive Disorders Dysthymia • Clinical Description 2 Years or More
Depressive Disorders Major Depression • Clinical Description 2 Weeks or More
Depressive Disorders Dysthymia • Facts and Statistics • Mean Age of Onset Early 20s • Onset Prior to Age 20 • Greater Chronicity • Poor Prognosis • Stronger Family Link • Major Depressive Episodes are Common
Depressive Disorders Double Depression • Clinical Description • Suffer From Both • Major Depression Episodes • Dysthymic Disorder • Dysthymic Usually Begins First • Associated With Severe Pathology • A Problematic Future Course
Depressive Disorders Double Depression • Clinical Description Dysthymia Dysthymia Major Depression
Bipolar Disorders • Major Features • Experience Both • Manic Episodes • Major Depressive Episodes • What are Manic Episodes?
Manic Episode: Diagnostic Criteria • Elevated, expansive, or irritable mood for 1 week or longer, plus3 or more of the following • Inflated self-esteem or grandiosity • Decreased need for sleep • Pressured speech • Racing thoughts/flight of ideas • Distractibility • Psychomotor agitation/increased goal-directed activity • Excessive involvement in high-risk activities .
Bipolar Disorders • Mania andHypomania 1 Week 4 Days
Bipolar Disorders: Bipolar I • Clinical Description • Major Depressive Episodes Alternate With • Full Manic Episodes
Bipolar Disorders: Bipolar I • Clinical Description Mania Major Depression
Bipolar Disorders: Bipolar II • Clinical Description • Major Depressive Episodes Alternate With • Hypomanic Episodes
Bipolar Disorders: Bipolar II • Clinical Description Hypomania Major Depression
Bipolar Disorders: Cyclothymia • Clinical Description • Milder Depressive Episodes Alternate With • Hypomanic Episodes
Bipolar Disorders: Cyclothymia • Clinical Description Hypomania Minor depression
Mixed Episode: Diagnostic Criteria • Criteria met for both manic episode + Major Depressive Episode for 1 week
Bipolar Disorders • General Facts and Statistics • Bipolar I • Onset Around 18 Years • Bipolar II • Onset Around 22 Years • 16% Commit Suicide • Cyclothymia • Typically Chronic
Types of Major Mood Disorders High Recurrent Unipolar Mood Bipolar II Bipolar I Low
Treatment of Depressive Disorders • Medications • Tricyclic Antidepressants Imipramine Amitriptyline Nortriptyline • Block Neurotransmitter Reuptake • Side Effects
Treatment of Depressive Disorders • Medications • SSRIs • Block Reuptake of Serotonin Flouxetine Citalopram Sertraline Fluvoxamine • Side Effects
Manic phase: Lithium Valporate Sodium Carbamazepine Gabapentin Lamotrigine Topiramate Depressive phase: Lithium Lamotrigine Mixed phase Valporate Sodium Carbamazepine Gabapentin Treatment of Bipolar Disorders
Treatment of Mood Disorders • Psychological Interventions • Beck’s Cognitive Therapy • Interpersonal Psychotherapy • Usually Brief and Time Limited • Combined Treatments?