| LS | lateral suspensor; left sacrum; left septum; left side; legally separated; leiomyosarcoma; length of... |
|---|---|
| L/S | lactase/sucrase [ratio]; lecithin/ sphingomyelin [ratio]; lipid/saccharide [ratio]; longitudinal sec... |
| LSect | longitudinal section |
| LSV | lateral sacral vein; left subclavian vein; longitudinal sound velocity |
| MLF | medial longitudinal fasciculus; morphine-like factor |
| stomach | <anatomy, gastroenterology> The most dilated portion of the digestive tube, situated between the oesophagus and the beginning of the small intestine (duodenum). It lies in the upper central portion of the abdomen (above the umbilicus) and to the left of the midline. The stomach produces gastric juice (acidic) which serves to breakdown proteins. (06 Mar 1998) |
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| stomach ache | Pain in the abdomen, usually arising in the stomach or intestine. Synonym: gastralgia, gastrodynia. (05 Mar 2000) |
| stomach bubble | The gas in the fundus of the stomach seen on an upright radiograph. Cascade stomach, a radiographic description: when contrast material is swallowed while the patient is in the upright position, the gastric fundus acts as a reservoir until contrast overflows (cascades) into the antrum; a normal variant in a horizontal stomach. (05 Mar 2000) |
| stomach cancer | Cancer of the major organ that holds food for digestion. Stomach cancer (gastric cancer) can develop in any part of the stomach and spread to other organs. Stomach ulcers do not appear to increase a person's risk of developing stomach cancer. Symptoms of stomach cancer are often vague, such as loss of appetite and weight. The cancer is diagnosed with a biopsy of stomach tissue during a procedure. (12 Dec 1998) |
| stomach cancer-associated protein-tyrosine phosphatase | <enzyme> Human transmembrane-type ptpase expressed in gastric, pancreatic and colourectal cancer cells; consists of 1093 amino acid; mw 200 kD; genbank d15049 Registry number: EC 3.1.3.- Synonym: sap 1 phosphatase (26 Jun 1999) |
| stomach cell types | <radiology> Parietal (oxyntic), in fundus and body, may lead to HCl (acid) and intrinsic factor, chief, in fundus and body, may lead to pepsinogen, G-cells, in antrum, mucus? (12 Dec 1998) |
| stomach dilatation | Distention of the stomach with retained secretions, food, and/or gas due to obstruction, ileus, or denervation. (12 Dec 1998) |
| stomach diverticulum | Saccular, outward protrusion of a portion of the mucous membrane of the stomach wall. (12 Dec 1998) |
| stomach drops | A stomachic tonic, usually tincture of gentian, alone or with other stomachics. (05 Mar 2000) |
| stomach flu | A misnomer that has nothing to do with influenza (flu) virus, the term stomach flu is sometimes used to describe gastrointestinal illnesses caused by other microorganisms. (12 Dec 1998) |
| stomach, pavlov | A pouch fashioned surgically from part of the stomach (but isolated from the rest of the stomach) that opens via a fistula (canal) on to the abdominal wall. at different points along the dogs' digestive tracts, the russian physiologist ivan petrovich pavlov (1848-1936) surgically created pockets ( pavlov pouches ) from which he could obtain secretions, the aim being to study the physiology of the digestive tract. He did so from the salivary glands down to the stomach, liver and pancreas with considerable success and in 1904 (the 4th year it was awarded) he received the nobel prise for his work on the physiology of digestion, through which knowledge on vital aspects of the subject has been transformed and enlarged. (12 Dec 1998) |
| stomach pump | An apparatus for removing the contents of the stomach by means of suction. (05 Mar 2000) |
| stomach pumping | A procedure used to empty the stomach of its contents. Performed using a flexible rubber tube that is passed through the mouth and advanced to the stomach. This procedure includes the instillation of a balanced salt solution into the stomach (via the tube) followed by suctioning the fluid out of the stomach. An effective procedure in the treatment of toxic ingestions. (27 Sep 1997) |
| stomach reefing | An operation for reducing the size of the stomach by suturing a longitudinal fold with the peritoneal surfaces in apposition. Synonym: gastroptyxis, gastrorrhaphy, stomach reefing. Origin: Gastro-+ L. Plico, to fold (05 Mar 2000) |
| stomach tooth | One of the lower canine teeth. (05 Mar 2000) |