Irritable bowel syndrome (IBS) can be subclassified based on the usual appearance of the stool.
Patient selection: irritable bowel syndrome (IBS)
Analysis: Bristol Stool Form Scale (BSFS)
BSFS types 1 and 2 are hard or lumpy
BSFS types 6 and 7 and mushy or liquid.
BSFS 1 or 2
BSFS 6 or 7
Subtype
> 25%
< 25%
predominant constipation
predominant diarrhea
mixed bowel habits
other
unclassified
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Specialty: Gastroenterology
