Table 1.

Comparison of Rome II and Rome III.

	Rome II	Rome III
Duration of symptoms	12 weeks	12 weeks
Time period preceding diagnosis	12 months	6 months
Symptoms	Pain Discomfort	Bothersome postprandial fullness Early satiation Burning Pain
Location of symptoms	Centered in the upper abdomen	Epigastric
Need to rule out organic causes	Yes	Yes
Other exclusions	Not relieved by defecation Not associated with change in stool frequency or form	None
	Ulcer like  Pain in the upper abdomen	Postprandial distress syndrome  Bothersome postprandial fullness after meals  Early satiation before finishing a regular meal
Subtypes (feature/location of symptoms)	Dysmotility like  An unpleasant nonpainful sensation  centered in upper abdomen	Epigastric pain syndrome  Pain or burning at epigastrium  Pain of at least moderate severity  Pain is intermittent, not relieved by defecation  Pain not caused by gallbladder or sphincter of  Oddis dysfunction pain
	Unspecified  Symptoms do not fit in the above  categories