PSYCH257 Lecture Notes - Lecture 7: Major Depressive Disorder, Major Depressive Episode, Mood Disorder
1 Feb 2016
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Document Summary
Mood disorders characterized by gross deviations in mood: fundamental experiences of depression and mania contribute, either singly or together, to, dsm-5 change no more mood disorders category, now separate categories all mood disorders. Most severe depression the episode is typically accompanied by marked general loss of interest and of ability to experience any pleasure from life, including interactions with family/friends and accomplishments at work/school. Anhedonia inability to experience pleasure: research suggest that somatic/vegetative symptoms physical changes, are central to this disorder. Average duration of such an episode if untreated is approx. nine months. During same two-week period, 5 or more of following symptoms including either 1 or. 2 have been present (must be change in functioning) Diminished interest or pleasure in all, or almost all, activities: used to love hanging around other people, not can"t be bothered to leave house to socialize and find it annoying and not worthwhile/fun.
