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. 2023 Jun;19(6):328–335.

Table 3.

Multifactorial Pathophysiology of IBS-C511

Changes in gut motility
Decreased colonic contractions and water imbalances leading to hard stools and infrequent defecation
Altered intestinal permeability (widened tight junctions between the intestinal epithelial cells)
An inflammatory response in proximity to nerve fibers throughout the gut epithelium
Visceral hypersensitivity
Enhanced sensitization of afferent nerve pathways within the gut
Changes in gut microbiota and other triggers of gut inflammation and immune activation