Functional abdominal bloating and distension (Rome IV)

Bloating is the feeling of pressure or trapped gas; distension is a visible increase in girth. See also IBS. The Rome IV criteria are summarised here in our own words, and are a guide to a positive diagnosis alongside appropriate investigation. See the Rome Foundation for the original criteria.

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Reference

Mearin F, Lacy BE, Chang L, et al. Bowel disorders. Gastroenterology. 2016;150(6):1393-1407.