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DX studies

Common Dx studies for GI tract

TermDefinition
Esophagogastroduodenoscopy It allows visual examination of the esophagus, stomach, and upper duodenum by means of a long, flexible, fiber-optic-lighted scope.
Colonoscopy It allows visual examination of the rectum, colon, and distal small bowel using a long, flexible, fiber-optic-lighted scope.
Sigmoidoscopy It allows visual examination of the distal sigmoid colon, the rectum, and the anal canal through a flexible or rigid sigmoidoscope.
Upper Gastrointestinal (UGI) and small bowel series This involves floroscopic examination of the esophagus, stomach, and the small intestine after ingestion of barium sulfate.
Barium Enema This involves a series of radiographs that examine the large intestine after rectal instillation of barium sulfate.
Abdominal Ultrasound Uses ultrasound waves to visualize organs via small transducer placed against the skin.
Magnetic Resonance Imaging (MRI) This test provides the physiologic information and detailed anatomic views of tissues using a superconducting magnet and radio frequency signals.
Abdominal CT Scan Thin beams of x-rays ar directed at and move around the abdomen, resulting in computer-manipulated pictures that are not obscured by overlying anatomy.
Created by: morgancoady