Basics of DMDD
DMDD was first introduced in this edition of the DSM
DSM-5-TR (2013)
Temper outbursts must occur at least this many times per week
3 times per week
10 years old
DMDD falls under this category of disorder
Depressive Disorder
symptoms must last for at least this long
12 months (without a 3+ month break)
6 years old
The hallmark feature of DMDD is this persistent mood state
Chronic irritability or anger
Symptoms must be present in at least this many settings
2 or more settings
DMDD cannot be diagnosed after this age
18 years old