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2. Chromoendoscopy - Wikipedia

   en.wikipedia.org/wiki/Chromoendoscopy

   The image on the right stains with Lugol's iodine, and identifies a squamous cell carcinoma, which does not pick up the stain. Chromoendoscopy is a medical procedure wherein dyes (often the same stains used in histology) are instilled into the gastrointestinal tract at the time of visualization with fibre-optic endoscopy.

3. Upper gastrointestinal bleeding - Wikipedia

   en.wikipedia.org/wiki/Upper_gastrointestinal...

   Depending on the amount of the blood loss, symptoms may include shock. Upper gastrointestinal bleeding can be caused by peptic ulcers, gastric erosions, esophageal varices, and rarer causes such as gastric cancer. The initial assessment includes measurement of the blood pressure and heart rate, as well as blood tests to determine the hemoglobin.

4. Stomach cancer - Wikipedia

   en.wikipedia.org/wiki/Stomach_cancer

   Stomach cancer, also known as gastric cancer, is a malignant tumor of the stomach. It's a cancer that develops from the lining of the stomach . [ 10 ] Most cases of stomach cancers are gastric carcinomas , which can be divided into a number of subtypes, including gastric adenocarcinomas . [ 2 ]

5. Gastrointestinal cancer - Wikipedia

   en.wikipedia.org/wiki/Gastrointestinal_cancer

   Cancer of the stomach, also called gastric cancer, is the fourth-most-common type of cancer and the second-highest cause of cancer death globally. [2] Eastern Asia (China, Japan, Korea, Mongolia) is a high-risk area for gastric cancer, and North America, Australia, New Zealand and western and northern Africa are areas with low risk. [5]

6. Upper gastrointestinal series - Wikipedia

   en.wikipedia.org/wiki/Upper_gastrointestinal_series

   Barium X-ray examinations are useful tools for the study of appearance and function of the parts of the gastrointestinal tract. They are used to diagnose and monitor esophageal reflux, dysphagia, hiatus hernia, strictures, diverticula, pyloric stenosis, gastritis, enteritis, volvulus, varices, ulcers, tumors, and gastrointestinal dysmotility, as well as to detect foreign bodies.

7. Gastrointestinal bleeding - Wikipedia

   en.wikipedia.org/wiki/Gastrointestinal_bleeding

   Causes of lower GI bleeds include: hemorrhoids, cancer, and inflammatory bowel disease among others. [2] [1] Small amounts of bleeding may be detected by fecal occult blood test. [1] Endoscopy of the lower and upper gastrointestinal tract may locate the area of bleeding. [1] Medical imaging may be useful in cases that are not clear. [1]