PSY 309 Lecture Notes - Lecture 9: Major Depressive Episode, Major Depressive Disorder, Psychomotor Agitation
9 May 2017
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Essay 2 due next monday before class download essay prompt, case study, and rubric. Depression often referred to as the common cold of psychopathology. This is both useful and un-useful, most people can get it, but that does not mean it is trivial. Two major types of mood disorder: unipolar only depressive episodes, bipolar manic and depressive episodes. Mood disorders are common: lifetime prevalence of major depressive disorder is nearly 17, 12-month prevalence rates are nearly 7, about twice as common in woman than men lifetime prevalence for bipolar disorder is near 1% To have a major depressive disorder you must have a major depressive episode. The episode is not better explained by another diagnosis. Biological models of depression: neurotransmitters, serotonin, noradrenaline, dopamine, brain derived neurotropic (bdnf, genetic risk, increased risk in family and twin studies, no main effects of genes, some gene by environment interactions.
