Digestive System Laboratory Tests Flashcards
Liver function test(LFTs)
Tests for the presence of enzymes and bilirubin in blood
Stool culture
Tests for microorganism present in feces
Stool guaiacum 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
Cholangoography
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)
Abdominal ultrasonography
Sound waves beamed into the abdomen produce an image of abdominal viscera
Endoscopic ultrasonography
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
HIDA scan
Radioactive imagining procedure that tracks the production and flow of bile from the liver and gallbladder to the intestines
Gastric bypass or bariatric surgery
Reducing the size of the stomach and diverting food to the jejunum (gastrojejunostomy)
Gastrointestinal endoscopy
Visual examination of the gastrointestinal tract using an endoscope
Laproscopy
Visual examination of the abdomen with a laparoscope inserted through small incision in the abdomen
Liver biopsy
Removal of liver tissue for microscopic examination
