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liver function tests (LFTs)
Tests for the presence of enzymes and bilirubin in blood.
test for microorganisms present in feces.
stool guaiac test or Hemoccult test
Test to detect occult (hidden) blood in feces.
lower gastrointestinal series (barium enema)
X-ray images of the colon and rectum obtained after injection of barium into the rectum.
upper gastrointestinal series
X-ray images of the esophagus, stomach, and small intestine obtained after administering barium by mouth.
X-ray examination of the biliary system performed after injection of contrast into the bile ducts.
computed tomography (CT)
A series of x-ray images are taken in multiple views (especially cross section).
Sound waves beamed into the abdomen produce an image of abdominal viscera.
endoscopic ultrasonography (EUS)
Use of an endoscope combined with ultrasound to examine the organs of the gastrointestinal tract.
magnetic resonance imaging (MRI)
Magnetic waves produce images of organs and tissues in all three planes of the body.
gastric bypass or bariatric surgery
Reducing the size of the stomach and diverting food to the jejunum (gastrojejunostomy).
Visual examination of the gastrointestinal tract using an endoscope.
Visual (endoscopic) examination of the abdomen with a laparoscope inserted through small incisions in the abdomen.
Removal of liver tissue for microscopic examination.
Insertion of a tube through the nose into the stomach.
Surgical puncture to remove fluid from the abdomen.
Adv MedT Ch6 DigestiveSys Term2Know