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Diseases & conditions A-Z List

Diseases & Conditions A-Z List - «G»:

  1. Gas - flatulence Gas - flatulence
    Gas, also called flatus or flatulence, is air in the intestine that is passed through the rectum. Air that is passed from the digestive tract through the mouth is called belching. Considerations Gas is formed in the intestines as food is being digested. Gas can make you feel bloated, which may caus...
  2. Gas gangrene Gas gangrene
    Gas gangrene is a potentially deadly form of tissue death (gangrene). See also: Necrotizing subcutaneous infection Causes Gas gangrene is rare in the United States. The condition is most often caused by a bacteria called Clostridium perfringens. However, it also can be caused by Group A streptoco...
  3. Gasoline poisoning Gasoline poisoning
    This article discusses the harmful effects from swallowing gasoline or breathing in its fumes. This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or the National ...
  4. Gastrectomy Gastrectomy
    Gastrectomy is surgery to remove part or all of the stomach. Description The surgery is done while you are under general anesthesia (asleep and pain-free). The surgeon makes a cut in the abdomen and removes all or part of the stomach, depending on the reason for the operation. Depending on what par...
  5. Gastric bypass surgery Gastric bypass surgery
    Gastric bypass is surgery that is done to help you lose weight. After the surgery, you will not be able to eat as much as before, and your body will not absorb all the calories from the food you eat. See also: Laparoscopic gastric banding Description This surgery helps you lose weight by changing ...
  6. Gastric bypass surgery - discharge Gastric bypass surgery - discharge
    You had gastric bypass surgery to help you lose weight. Your surgeon used staples to divide your stomach into a small upper section, called a pouch, and a larger bottom section. Then your surgeon sewed a section of your small intestine to a small opening in this small stomach pouch. The food you eat...
  7. Gastric cancer Gastric cancer
    Gastric cancer is cancer that starts in the stomach. Causes Several different types of cancer can occur in the stomach. The most common type is called adenocarcinoma, which starts from one of the common cell types found in the lining of the stomach. There are several types of adenocarcinoma. Becaus...
  8. Gastric culture Gastric culture
    A gastric culture is a test to examine a child's stomach contents for the bacteria that causes tuberculosis. How the Test is Performed A flexible tube is placed through the child's nose and into the stomach. The child may be given a glass of water and asked to swallow while the tube is inserted. On...
  9. Gastric suction Gastric suction
    Gastric suction is a procedure that empties the contents of the stomach. It may be done for tests, or to remove materials such as poisons. How the Test is Performed A tube is inserted through the nose or mouth, down the food pipe (esophagus), and into the stomach. Sometimes you may get a numbing me...
  10. Gastric tissue biopsy and culture Gastric tissue biopsy and culture
    Gastric tissue biopsy is the removal of stomach tissue for examination. A culture is a laboratory test that examines the tissue sample for bacteria and other organisms that can cause disease. How the Test is Performed The gastric tissue biopsy sample is removed during an upper endoscopy. You will u...
  11. Gastrin Gastrin
    Gastrin is the major hormone that regulates acid secretion in the stomach. It is produced by special cells in the stomach. Small amounts of gastrin may also be produced by the pancreas and possibly the intestines. When there is food in the stomach, gastrin is released into the blood. As stomach and ...
  12. Gastritis Gastritis
    Gastritis is an inflammation (irritation and swelling) of the lining of the stomach. Causes There are many causes of gastritis. The most common are: Alcohol Erosion (loss) of the protective layer of the stomach lining Infection of the stomach with Helicobacter pylori bacteria Medications such as a...
  13. Gastritis - acute Gastritis - acute
    Acute gastritis is a sudden inflammation of the stomach lining. Causes Acute gastritis may be caused by: Certain medications, such as aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), or corticosteroids Alcohol Eating or drinking corrosive substances Extreme stress Infections, such as the ba...
  14. Gastritis - chronic Gastritis - chronic
    Chronic gastritis is inflammation of the lining of the stomach that persists for a long time. Causes Chronic gastritis may be caused by prolonged irritation from the use of nonsteroidal anti-inflammatory drugs (NSAIDs), infection with the bacteria Helicobacter pylori, pernicious anemia (an autoimmu...
  15. Gastroesophageal reflux - discharge Gastroesophageal reflux - discharge
    You have gastroesophageal reflux disease (GERD), a condition where food or liquid travels backwards from the stomach to the esophagus (the tube from the mouth to the stomach). You may have had tests to help your doctor diagnose your GERD or complications you have from it. Self-care You can make ma...