Psychosocial factors, as appreciated within the context of the biopsychosoc
ial model, are necessary for understanding the clinical expression of irrit
able bowel syndrome (IBS) by virtue of their key roles in the development,
precipitation and perpetuation of IBS. Addressing psychosocial factors in a
ssessment and management leads to improvement in the clinical outcome for I
BS patients. Pertinent management: components include adopting a 'care' app
roach within an ongoing collaborative treatment relationship; offering any
psychological or psychiatric intervention as part of a multi-disciplinary t
reatment approach; providing education and reassurance; and using mental he
alth professionals when indicated.