Gastroenterology · Primary Care

Rome IV Unspecified Functional Bowel Disorder calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Bowel symptomsCriteria for IBS, functional constipation, functional diarrhea, and functional bloating are not met

Months since symptom onset

months

Allowed range: 0–240 months

Months in the past year during which criteria were met

months

Allowed range: 0–12 months

Result

2 fields remaining

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Clinical inputs

Bowel symptoms
Criteria for IBS, functional constipation, functional diarrhea, and functional bloating are not met
Months since symptom onsetAccepted range: 0 to 240
Months in the past year during which criteria were metAccepted range: 0 to 12

Primary source

Lacy BE et al. Bowel disorders. Gastroenterology. PMID: 27144627. Bowel symptoms that do not meet IBS, functional constipation, functional diarrhea, or functional abdominal bloating/distension, with onset at least 6 months earlier and criteria met for the last 3 months. (2016)

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