Assertion: small intestine | /r/HasProperty | followed by second hydrogen peak
Facets:
value: from colonic bacterial fermentation
type: OTHER
Source sentences:
text: When using lactulose as a substrate, an initial duodenal peak from bacterial overgrowth in the small intestine followed by a second hydrogen peak from colonic bacterial fermentation has been observed (50), although both hydrogen peaks are not required for the diagnosis of SIBO (8).