What is the definition or description of: abdominal migraine?

Unusual in adults: Abdominal migraine is a form of migraine seen mainly in children. It's most common in children ages five- to nine-years-old, but can occur in adults as well. Abdominal migraine consists primarily of abdominal pain, nausea, and vomiting. It was recognized as a form of migraine disease as links were made to other family members having migraines.

See below: Abdominal migraine is a disorder primarily of children which presents with episodes of abdominal pain without an accompanying headache. It is difficult to confirm the diagnosis as there are not a set of features that is specific and thus it can take time before the diagnosis is made. The condition is rare in adults.