What Causes Secretory Diarrhea?

What Causes Secretory Diarrhea? Secretory diarrhea can result from bacterial toxins, reduced absorptive surface area caused by disease or resection, luminal secretagogues (such as bile acids or laxatives), circulating secretagogues (such as various hormones, drugs, and poisons), and medical problems that compromise regulation of intestinal function. How should most cases of bacterial diarrhea be treated?