Irritable bowel syndrome is one of a group of disorders thatincludes chest pain of unexplained origin, nonulcer dyspepsia,and biliary dyskinesia. These chronic disorders are frequentlyconsidered functional, because no specific structural or biochemicalcause has been found1. In all likelihood, the pathogenesis involvesdisordered motility or altered visceral sensation, althoughno consistent abnormality has been identified. In addition,psychosocial factors affect the clinical expression of thesedisorders.
Definition and Clinical Presentation
Patients with irritable bowel syndrome have a broad range ofsymptoms well known to most clinicians. The symptoms may becontinuous or intermittent but should be present for at least. . . [Full Text of this Article]
Epidemiology
Pathophysiology
Psychosocial Factors
Evaluation
Management
Conclusions
Source Information
From the Division of Gastroenterology and Hepatology, Department of Medicine, Jefferson Medical College of Thomas Jefferson University, Philadelphia.
Address reprint requests to Dr. Friedman at the Gastrointestinal Unit, Massachusetts General Hospital, Bulfinch 127, Boston, MA 02114.
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