In order to diagnose irritable bowel syndrome, the physician must first rule out all but which of the following?
A. Pathogenic bacteria and intestinal parasites
B. Intestinal obstruction
C. Food intolerance
D. Chronic enteritis
Question 2
Administration of an antibiotic may alter the patient's normal bacterial flora of the oral cavity, genital tract, and gastrointestinal tract and may predispose the patient to an infection with an antibiotic-resistant microorganism.
Indicate whether the statement is true or false