• Toxin induced
• Staphylococcal enterotoxin
• C. perfringens enterotoxin
• Bacillus cereus entertotoxin
• Direct infections
• E. coli
• enterotoxigenic,
• enteropathic,
• enteroinvassive
• Vibrio cholera
• Campylobacter
• Salmonella sp.
• Shigella sp.
• Yersinia enterocolitica

Viruses

• Rotavirus
• Norwalk agent
• Adenoviruses
• Coronaviruses

Protozoa

• Cyrptosporidium sp.
• Cyclopspora cayeteanensis

The picture below is of a cholera cot. A simple device for measuring the stool volume of a cholera victim. A collection bucket goes under the hole.

Photo by  Dr. Tom Hrisomolas, Bloomington, IN