Mood Disorders Flashcards
Hippocrates
Humoral Theory: Mania caused by warmth and dampness in brain, depression is an excess of black bile
Romans
Recognized emotional factors in depression
Cicero
Psychotherapy for melancholia
Robert Burtons Anatomy of Melancholia
Psychological and social causes of depression
Emil Kraepelin
Coined term manic depression
Psychodynamic View
Those who can’t get over grief turn their anger inwards
Freud and Abraham
Imagined loss: Unconsciously interpret normal events as severe losses which is a catalyst for depression
Duration of MDD symptoms
Depressed for 2 weeks with 4 additional symptoms
Cost of MDD
14.4 billion/ year
Atypical depression
Oversleep, over eat, weight gain, anxiety– most common
Prevalence of MDD
6% women, 3% men
Lifetime: 12%, 6%
of Canadians with MDD
1,500,000
% of people who will experience a second MDD epsiode
50%
70% third
90% 3+
Average length of MDD episode
6-9 months
% of MDD people with a comorbid anxiety disorder
50%
% of MDD die of suicide
15%
Persistent Deppressive Disorder
Chronic low mood lasting 2 years
Lifetime prevalence of dysthymia
3%
Double depression
Dysthymia plus MD episodes
Mania
Distinct period of elevated, expansive or irritable mood lasting at least one week and accompanied by 3 symptoms
Hypomania
Less severe form of mania, only 4 days
Bipolar 1
Mania
Bipolar II
Hypomania and major depressive episodes
Mixed State
Manic/hypomanic and depressive symptkms at the same time
Which bipolar type is harder to diagnose
II- hypomania is harder to detect than mania
Length of manic episodes
2 weeks- 4 months
Bipolar suicide rates
10-15%
Bipolar lifetime prevalence
I- 0.8%
II- 0.5%
MDD gender ratio
2:1 women
Bipolar gender ratio
=
Bipolar age of onset
20
Rapid cycling
10-20% of cases
cyclothymia
Continuous periods of hypomanic symptoms and periods of depressive symptoms– lasts 2 years
Cyclothymia gender ratio
=
Cyclothymia prevalence
less than 1%