Lewis SJ, Heaton KW. Stool form scale as a useful guide to intestinal transit time. Scand J Gastroenterol. 1997;32(9):920-4.

Lacy BE, Patel NK. Rome Criteria and a Diagnostic Approach to Irritable Bowel Syndrome. J Clin Med. 2017;6(11).

Blake MR, Raker JM, Whelan K. Validity and reliability of the Bristol Stool Form Scale in healthy adults and patients with diarrhoea-predominant irritable bowel syndrome. Aliment Pharmacol Ther. 2016;44(7):693-703.

Amarenco G. Bristol Stool Chart: Prospective and monocentric study of "stools introspection" in healthy subjects. Prog Urol. 2014;24(11):708-13.

Dr. Stephen J. Lewis

Bristol Stool Form Scale

stool

<p><span id="docs-internal-guid-6be1099f-dbd7-885a-f227-dfd37a91e3fb">Classifies stool (correlates with intestinal transit time).</span></p>

Bristol Stool Scale

The Bristol Stool Form Scale classifies stool in correlation intestinal transit time.

Rome IV for IBS

Rome IV for Functional Constipation

Kruis Score for IBS

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Calc Function