Depressive Disorders Flashcards
mood disorders
characterized by prolonged and marked distuebances in mood that affect how people feel, what they believe/expect, how they think/talk, and how they interact with others
3 types of mood episodes
- major depressive
- manic
- hypomanic
symptoms of a major depressive episode
- 2 weeks +
- depressed mood (prototypical)
- diminished interest/pleasure (prototypical)
- change in weight/appetite
- sleep disturbance
- fatiuge/loss of energy
- feelings of worthlessness or guilt
- difficulty concentrating
- suicidal ideation
symptoms of major depressive disorder
- 2 weeks +
- 5 or more major depressive episode symptoms with at least one being prototypical
- no history of mania or hypomania
- must distinguish between single episode or recurring episodes
persistent depressive disorder (dysthymia) symptoms
- 2 years +
- depressed mood
- two or more: appetite change, sleep change, low energy, low self-esteem, concentration difficulties, hopelessness
- no history of mania or hypomania
double depression
having a diagnosis of both major depressive disorder and persistent depressive disorder
biological factors
- low activity in frontal lobe and amygdala (emotion center)
- low levels of serotonin, which in turn affects dopamine and norepinephrine
- high levels of cortisol
- genetic predisposition
psychological factors
- poor coping mechanisms
- learned helplessness
- attention bias toward negative stimulus
- distorted perceptions of the world, self, or future
- negative attributional style
characteristics of a negative attributional style
- ruminates on negative feelings
- global: everything is bad
- internal: caused by self
- stable: things are always bad
social factors
- interactions with others who have strong negative emotions
- non-secure attachment style
- social stressors
- culture
potential reasons for women to be diagnosed twice as often
- socialized to express emotions more freely
- coping styles are focused on emotions, leading to rumination
- more likely to report symptoms
treatment
- CBT and interpersonal therapy
- antidepressant medications
- electroconvulsive therapy
tricyclic medications
effective but have fatal side effects and the overdose risk is high
MAOI medications
inhibit monamines from being broken down; effective but have severe interactions with other medications and certain foods that can cause death
SSRI, SNRI, and NaSSA medications
treatment of choice; effective and lack any fatal side effects; can cause dry mouth and lower libido