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Unipolar depression. Symptoms and Features Biological Explanation Bio-chemical explanation: The Catecholamine Hypotheses Cognitive Explanation Beck’s Cognitive Triad Treatments for depression Biological Approach: Anti-depressants Cognitive Approach: CBT.
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Unipolar depression • Symptoms and Features • Biological Explanation • Bio-chemical explanation: The Catecholamine Hypotheses • Cognitive Explanation • Beck’s Cognitive Triad • Treatments for depression • Biological Approach: Anti-depressants • Cognitive Approach: CBT
Common cold of psychopathology? "Depression has been labelled the common cold of psychopathology. This comparison is unfortunate, for it conveys the impression of a frequent but mild complaint. In reality depression is not only the most frequent mental health problem, but is among the most serious" PAUL GILBERT, Depression: The Evolution of Powerlessness
NHS Guidance on depression http://www.nhs.uk/Conditions/depression/Pages/Introduction.aspx http://www.nhs.uk/Conditions/Depression/Pages/Vanessasstory.aspx
Types of depression www.psychlotron.org.uk • Unipolar (depression) • Major depressive disorder • (Endogenous or reactive) • Dysthymic disorder • Psychotic depression • Bipolar disorder (manic-depression)
Unipolar Depression • Range of physical and psychological symptoms • Cyclical disorder; it comes and goes but is long-lasting • Symptoms may be present for 4-6 months at a time then go again • People with this diagnosis usually have symptoms about 27.5% of the time
Prevalence • Lifetime prevalence of 5-9% • NHS website for UK says 15% (3.5 Million sufferers) • hard to estimate - many don’t seek help • About 2 x more likely in women • Men more likely to commit suicide • less likely to seek treatment • 2% British teenagers are depressed but onset often 30-40 and peaks around 50-60 • More common in lower socio-economic groups
More features • Some cases of depression can be treated and do not return whereas other suffers throughout their lives • People with depression tend to have shorter life expectancy • Depression can be linked to physical conditions, e.g. heart disease • Depression sometimes follows significant life events, especially those involving loss, e.g. loss of loved one, job, house, marriage etc.