psych disorders

psych disorders - 1 Psychological Disorders PSY 120 Prof....

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Unformatted text preview: 1 Psychological Disorders PSY 120 Prof. South 1 What is abnormal? 1. What is abnormal? 2. Types of Disorders 3. Etiology of Mental Illness 1. Defining and Classifying Abnormal Behavior A clinically significant behavioral or psychological syndrome with: 1 Present distress 1. Present distress 2. Disability 3. An increased risk of suffering pain, death, disability, or loss of freedom DSM-IV-TR 200+ diagnostic categories 18 primary headings Not included 1. Expected & culturally sanctioned response 2. Deviant behavior 3. Conflicts between individual & society The Concept of Insanity Insanity: A legal term defined as inability to understand that certain actions are wrong at the time of a crime Under this definition people with disorders Under this definition, people with disorders may be judged legally sane Famous cases in which the insanity defense succeeded: John Hinckley Jr., Jeffrey Dahmer Used in < 1% of criminal felony cases Difference between Normal & Abnormal Anxiety Normal Everyone experiences anxiety from time to time Often important to have low to moderate levels of anxiety for optimal performance A little anxiety motivates you to go the extra mile Abnormal intense anxiety where there is no danger Overwhelmed with anxiety is not adaptive 2 Abnormality as a Disease: The Medical Model View that abnormal behavior is symptomatic of underlying disease that can be cured with appropriate therapy therapy Draws an analogy between mental and physical illness A widely held view, but some question it Causes of mental illness often unclear Social, cultural context of symptoms is important, more so than for physical illness The Five DSM-IV Axes Axis I Most major disorders Axis II Stable, enduring problems; personality disorders Axis III Medical conditions Axis IV Psychosocial problems/stressors Axis V Global clinician rating of adaptive functioning Fig. 14-3a, p. 457 Current System of Classification Disorders grouped together under broader categories E.g. Mood Disorders Depressive Disorders Depressive Disorder Dysthymic Disorder Depressive Disorder NOS Bipolar Disorders Bipolar Disorders Bipolar I Bipolar II Cyclothymic Disorder Bipolar Disorder NOs To qualify for a diagnosis, meet certain number of criteria for each disorder Thus, a categorical system of diagnosis Is this the best way? 2. Categories of Mental Illness Major Depression 1 or more Major Depressive Episodes Symptoms Behavior Affective Cognitive Physiological Anhedonia Episodic Course 3 Major Depressive Episode (5 or more for 2 weeks) #1. depressed mood most of day (sad, empty) #2 loss of interest or pleasure #3 Significant weight change #4 Sleep changes #5 Psychomotor agitation/retardation #6 Daily fatigue or loss of energy #7 Thoughts of worthless/ guilt #8 Trouble concentrating/making decisions #9 Recurrent thoughts of death, suicide Bipolar I Disorder Alternates between full manic episodes...
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psych disorders - 1 Psychological Disorders PSY 120 Prof....

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