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04-24 Treatment - Psychopathology Treatment Mood Disorders...

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1 Psychopathology & Treatment Mood Disorders Mood Disorders are a class of disorders marked by emotional disturbances of varied kinds that may spill over to disrupt physical, perceptual, social, and thought processes Depression Mania Major Types: Unipolar Disorder Bipolar disorder Seasonal Affective Disorder Mood Disorders Unipolar Disorder – persistent feelings of sadness and despair and a loss of interest in previous sources of pleasure Give up hobbies; Alterations in appetite and sleep patterns; Lack energy, talk and move slowly Often coexist with anxiety and substance use disorders Onset at any point in life, median duration ~ 5 months Lifetime prevalence: between 7 and 18%
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2 Mood Disorders Bipolar Disorder – the experience of one or more manic episodes as well as periods of depression Onset is age related barb2right peak vulnerability between 20 and 29 Prevalence: ~1% Mood Disorders In Seasonal Affective Disorder , sufferers experience normal mental health throughout most of the year, but experience depressive symptoms in the winter or summer Linked to sunlight exposure Etiology of Mood Disorders Genetic Vulnerability Concordance Rates: » MZ = 67%, DZ = 15% Neurochemical Factors Correlation between mood disorders and abnormal levels of neurotransmitters (norepinephrine and serotonin) in the brain Seasonal Affective Disorder barb2right melatonin & circadian rhythms Interpersonal Roots Correlation between poor social skills and depression Depressed people tend to be depressing Fewer sources of social support than non-depressed people Cognitive Factors Negative thinking leads to depression Depression is caused by learned helplessness Stress
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3 Schizophrenic Disorders Schizophrenic Disorders are a class of disorders marked by delusions, hallucinations, disorganized speech, and deterioration of adaptive behavior
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