PS280 Lecture : Necessary conditions for clinical diagnosis Symptoms of Depression and Mania Incidence, Prevalence, and Course Comorbidity Classification of Mood Disorders (Depressive Disorders, Bipolar Disorders) Sy
Document Summary
Most people have times when they feel unhappy about some aspect of their lives. 1: severe incapacitating depression rarely continues beyond the first three months, wild weeping may occur as a general reaction to frustration or anger. Behavioural symptoms: low activity/energy level, social withdrawal, lowered productivity, poor grooming, psychomotor retardation - reduced speech, slower movements, some are agitated, restless, exhibit anhedonia, or a loss in the capacity to derive pleasure from normally pleasant experiences. Physiological symptoms: loss of appetite, weight changes, constipation. 2: sleep difficulties; insomnia, especially early morning awakenings, or hypersomnia (sleeping too much, women may have longer menstrual cycles, may skip period(s, the volume of menstrual flow may decrease. 3: decreased libido, memory difficulties, brain changes over time. In severe depression, weight loss can become life threatening. In canada: prevalence estimated to be about 5% (% of population that is currently depressed, two times higher in females than in males.
