The symptoms may begin hours to days after you become infected. Symptoms may include:
A stool culture may be done to determine the specific type of infection, however, this test may not always identify the bacteria causing the illness.
DuPont HL. Approach to the patient with suspected enteric infection. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 305.