PS280 Study Guide - Midterm Guide: Major Depressive Disorder, Dsm-5, Thought Disorder

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14 Aug 2019
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DSM-5 Organizational Structure:
Section I: Introduction and Use of Manual (background, intro to relevant issues, guidelines for use)
Section II: Diagnostic Criteria and Codes (includes psychological disorders, collects info on patient)
-19 categories of disorders grouped on basis of broad similarities, how disorder affects people,
how people experiencing problems may appear to clinician
-also grouped on basis of similar etiology, and whether they represent internalizing or
externalizing symptoms + arranged in order of when they manifest in lifespan
-new DSM-5 said hoarding disorder is distinct from OCD, has higher prevalence, people show
less insight into problem, worsens over time, not accompanied by obsession thoughts, does not
respond to treatment for OCD
Section III: Emerging Measures and Models (optional models, measures, diagnoses in need of study)
-ex WHO Disability Assessment Schedule 2.0, Cultural Formulation Interview
(1) Neurodevelopmental disorders
-intellectual, emotional, and physical disorders that typically begin before maturity (autism etc)
-ADHD: maladaptive levels of inattention, hyperactivity, and/or impulsivity
(2) Schizophrenia Spectrum and Other Psychotic Disorders
-schizophrenia marked by severe debilitation in thinking and perception, state of psychosis
characterized by delusions (false beliefs) and hallucinations (false perceptions)
-thought disorder prominent (incoherent speech, inappropriate affect, disorganized behaviour)
-people in a psychotic state have lost contact w the world and with others
(3) Mood Disorders
-major depressive disorder, bipolar (mania + depression)
-mania: elation, more active, less sleep, disconnected ideas, grandiosity, functional impairment
-dysthymia: chronic, mild depression (Peristent Depressive Disorder)
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-cyclothymia (fluctuates b/w mild mania and mild depression)
-bipolar and related are categorized in separate chapter than depressive disorders
(4) Anxiety and Related Disorders
-GAD, phobias, panic disorder, OCD, body dysmorphic, PTSD, acute stress disorder
-anxiety and mood disorders are often diagnosed in the same individuals at the same time
-trichotillomania: intense urges to pull out own hair
(5) Dissociative Disorders:
-sudden and profound disruption in consciousness, identity, memory and perception
-dissociative amnesia, identity disorder, depersonalization/derealization
(6) Somatic Symptom and Related Disorders:
-physical symptoms = no known physiological cause but seem to serve a psychological purpose
-illness anxiety, conversion disorder, factitious disorder
-illness is in part psychological, or exacerbated by psychological condition, diagnosis is
“psychological factors affecting other medical conditions”
(7) Feeding and Eating Disorders
-eating disorders; anorexia, bulimia, binge-eating
-Pica's disorder (eating substances w no nutritional value, ex sand and feces, on persistent basis)
(8) Elimination Disorders:
-usually diagnosed in childhood or adolescence and can occur voluntarily or involuntarily
-enuresis (peeing in inappropriate places) and encopresis (leaving feces in inappropriate places)
(9) Sleep-wake Disorders:
-insomnia (not enough), hypersomnolence (excessive sleepiness), narcolepsy, breathing-related
-parasomnias: abnormal behaviour or physiological events that occur during process of sleep or
sleep-wake transitions (ex sleep terror disorder, sleepwalking disorder)
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