Curbside Consultation in IBS: 49 Clinical Questions

Brian E. Lacy, PhD, MD

Question 5: How Do I Distinguish IBS Constipation From Other Types of Constipation? (continued)

Kalyani Meduri, MD; Satish S. C. Rao, MD, PhD, FACG, AGAF, FRCP

Constipation and irritable bowel syndrome with constipation (IBS -C) are both chronic bowel disorders with relapsing and overlapping symptoms. They are part of a group of digestive disorders often referred to as functional gastrointestinal disorders (FGIDs). Unlike many other diseases, they are characterized by altered bowel function, hence the term functional; however, in contrast to organic disorders (ie, Crohn’s disease), they lack specific biomarkers that can be measured in blood, mucosa, or stool. These two conditions affect 15% to 25% of the population. The prevalence of chronic…