Pediatric diagnostic criteria
At least 5 episodes or minimum of 3 over 6 mo
Nausea/vomitingepisodes lasting 1hr-10d, with 1 week in between
Stereotypical pattern and symptoms
Return to baseline health in between
Symptoms not due to another condition
Adult – Rome III criteria 
Stereotypical episodes of<unk>  with acute onset lasting less than 1 week.
At least 3 episodes per year.
No nausea/vomiting between episodes.
Symptoms not due to another cause
Symptoms usually begin in early morning or upon waking
Prodrome of nausea--><unk> 
Episodes peak/decline over ~8h
Nausea typically not relieved by<unk> 
+/-
Abdominal pain
Diarrhea
Fever
Headache
Vertigo
At least 5 episodes or minimum of 3 over 6 mo
Nausea/vomitingepisodes lasting 1hr-10d, with 1 week in between
Stereotypical pattern and symptoms
Return to baseline health in between
Symptoms not due to another condition
Stereotypical episodes of<unk>  with acute onset lasting less than 1 week.
At least 3 episodes per year.
No nausea/vomiting between episodes.
Symptoms not due to another cause
Abdominal pain
Diarrhea
Fever
Headache
Vertigo
Cyclic vomiting syndrome
ACS/MI
Esophageal spasm
Boerhaave's
Refeeding syndrome
DKA
Gastric volvulus
Intracranial Hemorrhage