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There are many causes of infectious diarrhea, which include viruses, bacteria and parasites. [29] Infectious diarrhea is frequently referred to as gastroenteritis. [30] Norovirus is the most common cause of viral diarrhea in adults, [31] but rotavirus is the most common cause in children under five years old. [32]
Gastroenteritis, also known as infectious diarrhea, is an inflammation of the gastrointestinal tract including the stomach and intestine. [8] Symptoms may include diarrhea , vomiting , and abdominal pain . [ 1 ]
Main causes of fecal–oral disease transmission include lack of adequate sanitation (leading to open defecation), and poor hygiene practices. If soil or water bodies are polluted with fecal material, humans can be infected with waterborne diseases or soil-transmitted diseases. Fecal contamination of food is another form of fecal-oral transmission.
Enterocolitis is an inflammation of the digestive tract, involving enteritis of the small intestine and colitis of the colon. [1] It may be caused by various infections, with bacteria, viruses, fungi, parasites, or other causes.
With all the possible causes of a stomach ache, it can be difficult to determine what warrants a trip to the doctor. “There are certain things that we call ‘alarm symptoms’,” says Dr. Close.
Occasional deaths occur in young, previously healthy individuals because of blood volume depletion (due to dehydration), and in people who are elderly or immunocompromised. [ citation needed ] Some individuals (1–2 in 100,000 cases) develop Guillain–Barré syndrome , in which the nerves that join the spinal cord and brain to the rest of the ...
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Gastroduodenal Crohn's disease causes inflammation in the stomach and the first part of the small intestine called the duodenum. Jejunoileitis causes spotty patches of inflammation in the top half of the small intestine, called the jejunum. [170] The disease can attack any part of the digestive tract, from mouth to anus.