People with IBS are seldom hospitalized. They are no more likely to develop IBD than the general population. Unlike persons with long-term ulcerative colitis, they are not at higher risk for colon cancer. IBS can, however, be very painful and can severely affect a person's quality of life. Symptoms and Diagnosis IBS is a disturbance of the function of the colon.
Patients suffer from chronic diarrhea or constipation, or alternating bouts of the two.
Other common symptoms are bloating, abdominal pain, and spasm. Some people experience nausea. People with these symptoms should consult a physician immediately. To diagnose IBS accurately, physicians require a detailed medical history and a thorough physical examination. Cause The cause of IBS is not completely understood.