Chapter 4

Depressive Disorders

This chapter is part of the full DSM-5-TR coverage architecture. Current locally authored entries are shown below.

Disorder

Major Depressive Disorder

A discrete episode of persistently low mood and/or loss of interest lasting at least two weeks, accompanied by a cluster of physical, cognitive, and behavioral changes severe enough to impair functioning.

Disorder

Persistent Depressive Disorder (Dysthymia)

A chronic, lower-grade depressive mood present for most of the day, more days than not, for at least two years in adults (one year in children/adolescents) -- persistence rather than intensity is the defining feature.