ICD-11 classes
21 Symptoms, signs or clinical findings, not elsewhere...
Mental or behavioural symptoms, signs or clinical findings
MB24 — Symptoms or signs involving mood or affect
MB24.G — Tantrum

ICD-11 MB24.G — Tantrum

An emotional outburst, usually among children or those in emotional distress, that is typically characterised by stubbornness, crying, screaming, defiance, anger, a resistance to attempts at pacification, and in some cases hitting or other violent behaviour.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.