Persistent Depressive Disorder Persistent Depressive Disorder 2

Question 1

What is the minimum duration of depressed mood required to diagnose Persistent Depressive Disorder (PDD) in adults according to DSM-5?

Accepted Answer

2 years

Answer

DSM-5 requires depressed mood present for at least 2 years in adults for a diagnosis of PDD.

Question 2

Which term describes the condition when a major depressive episode occurs superimposed on Persistent Depressive Disorder?

Accepted Answer

Double depression

Answer

Double depression refers to a major depressive episode occurring on top of an existing dysthymic/PDD baseline.

Question 3

In children and adolescents, the DSM-5 minimum duration for PDD diagnosis differs from adults — what is it?

Accepted Answer

1 year

Answer

In children and adolescents, DSM-5 requires at least 1 year of depressed or irritable mood for PDD diagnosis.

Question 4

Which symptom is NOT listed among the DSM-5 criteria for Persistent Depressive Disorder?

Accepted Answer

Recurrent thoughts of death

Answer

Recurrent thoughts of death are a criterion for Major Depressive Disorder but not among the six DSM-5 PDD criteria.

Question 5

What percentage of individuals with PDD are estimated to eventually experience a major depressive episode?

Accepted Answer

75–90%

Answer

Studies suggest that approximately 75–90% of people with PDD will develop a major depressive episode over their lifetime.

Persistent Depressive Disorder Practice Test