Mood Disorders Notes

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Mood disorders Depression / unipolar- most burdosome neuropsychiatric disorder The two most commonly used criteria for diagnosis are the?

-DSM-5 - American psychiatric association diagnostic and statistical manual
-ICD-10 : World Helath organisation's international classification of diseases version 10

Major depressive disorder is characterised by a history of one or more major depressive episodes and no history of mania??Primary feature: low mood, reduced energy, reduced enjoyment (3 cardinal symptoms) Secondary features: physical/ psychological/social Must have 5 or more symptoms persisting for at least 2 consecutive weeks Impairment in functioning Exclusions: not due to substance misuse (alcohol/drugs) or physical disorder (brain tumour, hypothyroidism) or other disorder that should feature in differential diagnosis

-Low mood + psychological symptoms?????Hopelessness, helplessness - future Low self esteem- present Guilt of past Reduced motivation Reduced interest Reduced enjoyment- anhedonia Diurnal variation in mood-in the morning it is the worst Early morning wakening = terminal insomnia Mood congruent delusions + hallucinations Recurrent thoughts of death or suicidal ideation, or a suicide attempt Decreased ability to concentrate, think, or make decisions, nearly every day

-Low mood and physical symptoms????

Reduced appetite Reduced weight Constipation Reduced libido Reduced energy Amenorrhoea Psychomotor retardation or agitation nearly every day that is observable by others Fatigue or low energy, nearly every day

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