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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 ]
Inflammation of the stomach by infection from any cause is called gastritis, and when including other parts of the gastrointestinal tract called gastroenteritis. When gastritis persists in a chronic state, it is associated with several diseases, including atrophic gastritis, pyloric stenosis, and gastric cancer.
An intestinal parasite infection is a condition in which a parasite infects the gastro-intestinal tract of humans and other animals. Such parasites can live anywhere in the body, but most prefer the intestinal wall.
A stool culture is used to detect the presence of disease-causing bacteria (pathogenic) and help diagnose an infection of the digestive tract. In the case of staphylococcal enteritis, it is conducted to see if the stool is positive for a pathogenic bacterium. [1]
It has also been observed to cause villus ischemia, and increase intestinal motility. [15] The net result of these changes is induced diarrhoea. [15] Enteritis necroticans is an often fatal illness, caused by β-toxin of Clostridium perfringens. [16] This causes inflammation and segments of necrosis throughout the gastrointestinal tract.
The gastrointestinal tract (GI tract, digestive tract, alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to the anus. The GI tract contains all the major organs of the digestive system, in humans and other animals, including the esophagus , stomach , and intestines .
Crohn's disease is a type of inflammatory bowel disease (IBD) that may affect any segment of the gastrointestinal tract. [3] Symptoms often include abdominal pain, diarrhea, fever, abdominal distension, and weight loss.
The cause of a pinworm infection is the worm Enterobius vermicularis. The entire lifecycle – from egg to adult – takes place in the human gastrointestinal tract of a single human host. [12] [17] This process is two to eight weeks. [18] [9]