Diagnostic and Radiological Studies of the GI System

Gastrointestinal tests include serum, breath, and stool tests. First, serum studies, such as liver function tests, help identify hepatic disorders. …

A barium swallow is a diagnostic medical imaging procedure that uses barium sulfate to visualize and examine the upper GI tract, including the esophagus, …

Barium enema, or a lower GI series, is a radiographic examination of the lower gastrointestinal tract, including the colon and rectum. This procedure …

Abdominal ultrasonography is a non-invasive imaging technique to visualize abdominal organs and other structures. During the test, a gel is applied to the …

Endoscopic ultrasound is a minimally invasive diagnostic procedure that combines endoscopy and ultrasound to visualize the digestive tract and nearby …

Computed Tomography or CT scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a …

Positron Emission Tomography, or PET, is an imaging technique that reveals the metabolic and biochemical functions of body tissues and organs. It helps …

Gastrointestinal motility studies evaluate digestive tract function. First, gastric emptying studies involve ingesting a meal containing a radioactive …

Esophagogastroduodenoscopy is a diagnostic endoscopic procedure that visualizes the oropharynx, esophagus, stomach, and proximal duodenum. It helps …

A colonoscopy is a diagnostic procedure used to visualize and examine changes in the colon's inner lining, such as diverticula, ulceration, polyps, …

Video capsule endoscopy is a diagnostic procedure that visualizes the gastrointestinal tract using a small, enzyme-resistant wireless capsule swallowed by …

Sigmoidoscopy uses a flexible sigmoidoscope to visualize the rectum and sigmoid colon for abnormalities like polyps, cancer, or bleeding. It is inserted …

Endoscopic Retrograde Cholangiopancreatography, or ERCP, is a therapeutic procedure integrating endoscopy with fluoroscopy to examine and treat conditions …

Enteral nutrition, or tube feeding, delivers nutritionally complete liquefied food or medications directly into the gastrointestinal tract via a tube, …

Nasointestinal feeding delivers nutrient-rich formulas to the small intestine via a feeding tube inserted through the nose, bypassing the esophagus and …

Parenteral nutrition, or PN, is a crucial medical intervention that directly delivers nutrients like carbohydrates, fats, proteins, vitamins, and minerals …

An ostomy is a surgical procedure that creates an artificial opening in the intestines leading to the body's exterior. This opening, called a stoma, …