Update 2026
Leading cause of disability in the US - Answers Depressive Disorder
Up to 20% of elderly population - Answers Depressive Disorder
18% of adolescents and 6% of children may experience _____. - Answers depression
About 11% of women and 6% of men - Answers Depressive Disorder
T or F
Roughly 8 - 9% of adult population will experience depression in lifetime - Answers T
DSM-IV-TR (2 things) - Answers 1.Major Depressive Disorder
2.Dysthymic Disorder
DSM-V (4 things) - Answers 1.Major Depressive Disorder
2.Persistent Depressive Disorder
3.Pre-Menstrual Depressive Disorder
4.Disruptive Mood Dysregulation Disorder
Change from previous functional level with five or more of the following symptoms present
most of the day every day for at least two weeks - Answers Major Depressive Disorder
1.Depressed mood* (sad, hopeless, empty, etc.)
2.Anhedonia*
3.Significant weight loss or gain
Diagnostic criteria for ? - Answers MDD
4.Insomnia or hypersomnia
5.Increased or decreased motor activity
6.Fatigue or loss of energy
,Diagnostic criteria for? - Answers MDD
7.Feelings of worthlessness or inappropriate guilt
8.Decreased concentration or indecisiveness
9.Recurrent thoughts of death or suicidal ideation
Diagnostic criteria for? - Answers MDD
Causes significant distress or impairment in social, occupational, or other important areas of
functioning - Answers MDD
Not due to substance or medical condition
Not due to a psychotic disorder
No history of mania or hypomania - Answers MDD
With anxious features
With mixed features (manic)
Melancholic
Subtype of? - Answers Depression
Atypical
With psychotic features
With catatonia
Subtype of? - Answers Depression
Postpartum
Seasonal
Subtype of? - Answers Depression
Depressed mood for most of the day for more days than not for at least two years - Answers
, Persistent Depressive Disorder
Decreased or increased appetite
Insomnia or hypersomnia
Low energy or fatigue
Symptoms of? - Answers Persistent Depressive Disorder
Low self-esteem
Poor concentration or difficulty making decisions
Feelings of hopelessness
Symptoms of? - Answers Persistent Depressive Disorder
During the two years, symptoms never gone for more than two months - Answers Persistent
Depressive Disorder
May include continuous MDD symptoms for two years - Answers Persistent Depressive
Disorder
Absence of mania / hypomania / cyclothymia
Not better explained by psychotic disorder
Not due to substance or medical condition - Answers Persistent Depressive Disorder
Cause significant distress or impairment in functioning - Answers Persistent Depressive
Disorder
Complex, unclear, many theories
Genetic predisposition - Answers Depression
Neurotransmitter imbalance or alteration
Primarily serotonin and norepinephrine with additional involvement of dopamine, acetylcholine,
and GABA - Answers Depression
Alterations secondary to medical disorder, substance use, etc. may produce similar S&S -
Answers Depression