Infectious diarrhea or Contagious diarrhea may be defined as diarrhea caused by an infection of the digestive system by a bacterium, virus, or parasite that results in frequent bowel motions producing excessive amounts of liquidy feces.
This can usually be presumed to be infective, although only in a minority of cases is this formally proven.
The diarrhea is usually viral in origin, and is mostly caused by Norovirus, Rotavirus, Adenovirus, or Ast...
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Infectious diarrhea or Contagious diarrhea may be defined as diarrhea caused by an infection of the digestive system by a bacterium, virus, or parasite that results in frequent bowel motions producing excessive amounts of liquidy feces.
This can usually be presumed to be infective, although only in a minority of cases is this formally proven.
The diarrhea is usually viral in origin, and is mostly caused by Norovirus, Rotavirus, Adenovirus, or Astrovirus.
Viruses, particularly rotavirus, are common in children. (Viral diarrhea is probably over-diagnosed by non-doctors). Norwalk virus (i.e. norovirus) can also cause these symptoms.
Common organisms include Campylobacter jejuni and Salmonella, both typically acquired from animal food products. Often "food poisoning" is really Salmonella infection.
Shigella dysentery is less common, and usually human in origin.
Vibrio cholerae/Cholera is rare in Western countries. It is more common in travelers and is usually related to contaminated water...
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