Most respond to antibiotics
As duration of<unk>  increases, higher chance of parasitic cause
Most cases of<unk>  are caused by bacterial enteropathogens, whereas bacterial pathogens cause less than 15% of endemic<unk>  cases in adults living in their home country
At risk populations- Immunosuppressed, diabetes, taking meds to suppress acid production
Greatest contributor to illness poor hygiene in restaurants
Traveler's diarrhea
Viral 
Cholera
Bacterial
HIV diarrhea
Campylobacter
Acute gastroenteritis
Shigella