small bowel

Small bowel mucosa

Small bowel mucosa is a thin layer of tissue that covers the inside of a part of the digestive tract called the small bowel (also called the small intestine). The small bowel is made up of three parts – the duodenum, jejunum, and ileum. It starts at the end of the stomach and ends at …
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Peptic duodenitis

What is peptic duodenitis? Peptic duodenitis is an injury associated with inflammation in a part of the small intestinal called the duodenum. It is caused by increased acid production in the stomach. The extra acid spills into the duodenum where it damages the cells in the mucosa. The damage causes abdominal pain which is worse …
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Celiac disease of the small bowel

What is Celiac disease? Celiac disease is a medical condition where the body develops an abnormal reaction to gluten found in food. The abnormal reaction leads to inflammation which damages the tissue on the inner surface of the small bowel. The damage is caused by specialized immune cells called lymphocytes which are found in increased …
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Gastrointestinal stromal tumour (GIST)

What is a gastrointestinal stromal tumour (GIST)? A gastrointestinal stromal tumour (GIST) is a type of cancer called a sarcoma. It develops from the interstitial cells of Cajal (ICC) that are normally found in the gastrointestinal tract. GIST can start anywhere along the length of the gastrointestinal tract but is most commonly found in the …
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