Diagnostic procedure-digestive system
Terms
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- laparoscopy
- a laparoscope is passed into the abdominal wall through a small incision
- esophagoscopy and biopsy
- the esophagus is visualized by passing an instrument down the esophagus. A tissue sample for biopsy may be taken
- endoscopic retrograde cholangiopancreatography
- using and endoscope to visually examine the hepatic duct, common bile duct, and pancreatic duct
- liver scan
- a radioactive substance is administered to the patient by and intravenous rout. this substance enters the liver cells, and this organ can then be visualized.
- serum bilirubin
- blood test to determine the amount of the waste product bilirubin in the bloodstream.
- upper gastrointestinal series
- administering a barium contrast material orally and then taking an x-ray to visualize the esophagus, stomach, and duodenum.
- paracentesis
- insertion of a needle into the abdominal cavity to withdraw fluid.
- barium enema
- radiographic examination of the small intestine, large intestine, or colon in which an enema containing barium is admistered to the patient while X-ray pictures are taken
- liver biopsy
- excision of a small piece of liver tissue for microscopic examination
- esophagogastroduodenoscopy
- use of a flexible fiber-optic scope to visually examine the esophagus, stomach, and beginning of the duodenum
- stool culture
- a laboratory test of feces to determine if any pathogenic bacteria are present
- sigmoidoscopy
- using a flexible sgmoidoscope to visually examine the sigmoid colon.
- lower gastrointestinal series
- x-ray image of the colon and rectum is taken after the administration of barium.
- cholecystography
- the patient swallows a radiopaque dye so x-ray pictures can be taken that allow visualization of the gallbladder and its components
- gastroscopy
- a flexible gastroscope is passed through the mouth and down the esophagus in order to visualize inside the stomach.
- percutaneous transhepatic cholangiography
- a contrast medium is injected directly into the liver to visualize the bile ducts.
- barium swallow
- a barium mixture swallowed while X-ray pictures are taken of the esophagus, stomah, and duodnum; used to visualize upper gastrointestinal tract
- bite-wing x-ray
- X-ray taken with a part of the film holder held between the teeth and parallel to the teeth
- colonoscopy
- a flexible fiberscope passed throught the anus, rectum, and colon is used to examine the upper protion of the colon
- alanine transaminase
- an enzyme normally present in the blood. blood levels are increased in persons with liver disease
- intravenous cholangiography
- a dye is administered intravenously to the patient that allows for x-ray visualization of the bile ducts.
- fecal occult blood test
- laboratroy test on the feces to determine if microscopic amounts of blood are present.
- ova and parasites
- laboratory examination of feces with a microscope for the presence of parasites or their eggs.
- abdominal ultrasonography
- using ultrasound equipment for producing sounds waves to create an image of the abdominal organs
- aspartate transaminase
- an enzyme normally present in the blood. blood levels are increased in persns with liver disease, a heart attack, or skeletal muscle disease like muscular dystrophy
- endoscopy
- a general term for a procedure to visually examine the inside of a body caity or a hollow organ using an instrument called an endoscope