Mood Disorders Flashcards
(37 cards)
What is the onset of depressive symptoms?
Between 13 and 15.
What is stress sensitization?
An initial change in the brain can be conditioned so that following the first depressive episodes, individuals are increasingly vulnerable to stress, and even non-severe stress events may result in depression.
How long does the average MDD episode last?
Around 8 months.
Is depression more common in males or females before puberty?
Neither, they are the same.
Is depression more common in males or females after puberty?
Females.
What is the onset of PDD?
11-12 years-old
What is the central feature of disruptive mood dysregulation disorder?
Chronic, severe persistent irritability.
The severe irritability associated with disruptive mood dysregulation disorder has what two main clinical features?
- Frequent verbal or physical temper outbursts that usually occur in response to frustration ans are out of proportion to the situation. 2. Chronic, persistent irritable or angry mood that is present most of the day, nearly every day, between the severe temper outbursts.
By what age must the mood associated with Disruptive mood dysregulation disorder appear in order to get a diagnosis?
By age 10.
Can a diagnosis of DMDD coexists with a diagnosis of ODD? If no, which disorder would be given?
No. DMDD would be given.
Can a diagnosis of DMDD coexists with a diagnosis of Bipolar disorder? If no, which disorder would be given?
No, Bipolar disorder would be given.
Is DMDD a reliable diagnosis?
No. Often confused with ODD or bipolar.
Why did DMDD become a diagnosis?
In response to increasing rates of bipolar disorder diagnoses in children. It intended to provide an alternative to diagnosing BP in young children.
What does the cognitive triad consist of?
Views of oneself, the world, and the future.
What is the heritability of depression?
38%.
What neurobiological factors are associated with depression? (2)
- Serotonin transporter gene. 2. Abnormal brain volume and activity in amygdala.
Which allele for 5-HTTLPR results in more serotonin and is linked to depression?
The “short allele.”
The short allele codes for what and is linked to what?
Codes for less transcription of the serotonin transporter, resulting in more serotonin. Linked to depression.
People with more copies of the short allele for 5-HTTLPR gene are more vulnerable to what?
Stressful life events.
Describe the volume of the amygdala in those with depression
They have a smaller volume amygdala.
Describe the activity of the amygdala in those with depression.
Under-active in response to positive stimulus and over-reactive in response to negative stimulus.
According to the Cognitive “Hopelessness theory,” what kind of attributions do people with depression use to explain the causes of events? (3)
Internal, stable, and global
How do SSRIs work?
Increase 5-HT in the amygdala and hippocampus.
According to the Treatment of Adolescents with Depression Study (TADS), what is the best treatment for adolescents with depression?
Combined therapy.