PSYCH 454 Lecture Notes - Lecture 26: Seasonal Affective Disorder, Major Depressive Episode, Postpartum Depression
24 May 2018
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Lecture 26: When things go wrong/Depression pt 2
Depressive Disorders:
●Everyone feels sad at times in their life
○But these feelings are normally short-lived, e.g., a couple of days or less
●Depression is longer-lasting and interferes with daily life
○Depression causes pain for the sufferer and those close to them
●Major depression
○Severe symptoms that interfere with work, sleep, eating and enjoying life (1 or
more episodes)
●Persistent depressive disorder
○Depressed mood lasting for at least 2 years
●Psychotic depression
○Severe depression present with a form of psychosis, such as delusions or
hallucinations
●Post-partum depression
○Depression after child birth, which can make caring for the child overwhelming
●Seasonal affective disorder
○Depression onset during winter when there is less sunlight; usually lifts during
spring/summer
●Bipolar disorder
○Mood changes cycle from mania to depression
DSM 5 criteria for Major Depressive Episode
●1) ≥5 of the following symptoms have been present during the same 2-week period and
represent a change from previous functioning; ≥1 of the symptoms is either depressed
mood or loss of interest or pleasure. (list)
●2) symptoms cause clinical significant distress or impairment in social, occupational, or
other important areas of functioning
●3)Symptoms are NOT due to direct physiological effects of substance or general medical
condition
●Ex of a few symptoms from the list:
○• Depressed mood
most of the day, nearly every day, as indicated by either
subjective report (e.g., feels sad) or observation made by others (e.g., appears
tearful).
○• Markedly diminished interest or pleasure
in all, or almost all, activities most of
the day, nearly every day.
○• Significant weight los
s when not dieting or weight gain (e.g., a change >5% of
body weight in a month), or decrease or increase in appetite nearly every day.
Document Summary
Lecture 26: when things go wrong/depression pt 2. Everyone feels sad at times in their life. But these feelings are normally short-lived, e. g. , a couple of days or less. Depression is longer-lasting and interferes with daily life. Depression causes pain for the sufferer and those close to them. Severe symptoms that interfere with work, sleep, eating and enjoying life (1 or more episodes) Depressed mood lasting for at least 2 years. Severe depression present with a form of psychosis, such as delusions or hallucinations. Depression after child birth, which can make caring for the child overwhelming. Depression onset during winter when there is less sunlight; usually lifts during spring/summer. Mood changes cycle from mania to depression. 1) 5 of the following symptoms have been present during the same 2-week period and represent a change from previous functioning; 1 of the symptoms is either depressed mood or loss of interest or pleasure. (list)
