Disruptive Mood Dysregulation Disorder (DMDD)
Severe recurrent outbursts occur at least 3 times weekly, with persistently irritable or angry mood between outbursts in at least 2 settings.
Timing requirement
Frequency + duration
≥12 months
Timing in context
No symptom-free period exceeds 3 months; onset is before age 10 and diagnosis is made from ages 6 through 18.
Sources and review
Last content review: August 21, 2026