Lom 6 Laboratory Tests

17 cards·by gr1m89

liver function tests (LFTs)

tests for the presence of enzymes and bilirubin in blood. ALT, AST test or enzymes levels high in serum with liver disease

stool culture

test for microorganisms present in feces. placed in a growth medium and examined microscopically

stool guaiac test or hemoccult test

test to detect occult (hidden) in feces. important for colon cancer. _____ is a chemical from the wood of trees. reacts with blood in feces.

X-ray

many ways to detect pathologic conditions. Many tests listed here use a contrast medium, can't penetrate

Lower gastrointestinal series (barium enema)

images of the colon and rectum obtained after injection of barium into the rectum. (x-ray)

upper gastrointestinal series

images of the esophagus, stomach and small intestine obtained after administering barium by mouth. (x-ray)

Cholangiography

examination of the biliary system performed after injection of contrast into the bile ducts. (x-ray)

computed tomography CT

a series fo images are taken in multiple views (especially cross section)

abdominal ultrasonography

waves beamed into the abdomen produce an image of abdominal viscera

endoscopic ultrasonography

use of an instrument combined with waves to examine the organs of the gastrointestinal tract.

magnetic resonance imaging (MRI)

waves produce images of organs and tissues in all three planes of the body.

gastric bypass or bariatric surgery

reducing the siz of the stomach and diverting food to the jejunum (gastrojejunostomy)

gastrointestinal endoscopy

visual examination of the gastrointestinal tract using an endoscope

Laparoscopy

visual examination of the abdomen with a laparoscope inserted through a small incisions in the abdomen

liver biopsy

removal of the liver tissue for microscopic examination.

nasogastric intubation

insertion of a tube through the nose into the stomach

paracentesis

Surgical puncture to remove fluid from the abdomen.