Digestive System Procedures

Question 1

Gastroenterologist

Answer 1

• A physician specializing in diseases of the digestive system including esophagus, stomach, and intestines
• Do not do surgery

Question 2

Proctologist

Answer 2

• A physician specializing in diseases of the rectum and anus
• Is a surgical subspecialty

Question 3

Guaiac test (Hemoccult, Fecult)

Answer 3

• A special chemical test to identify blood in the stool (feces)
• Blood in the stool may have many causes including cancer and hemorrhoids

Question 4

Upper GI series

Answer 4

• Series of X-rays of the esophagus and stomach and small intestines having the patient swallow a “milkshake” of barium
• The element barium is opaque, i.e. blocks, X-rays
• May be used to identify problems with swallowing, stomach ulcers, twisting of the small intestines

Question 5

Lower GI series

Answer 5

• Series of X-rays using a barium enema to show the large intestine and rectum
• Can be used to identify problems such as diverticulitis/diverticulosis, and tumors

Question 6

Endoscopy

Answer 6

• Use of a flexible fiberoptic instrument attached to a video camera that can be used to directly visualize the esophagus, stomach, and large bowel
• Special names may be used for each area explored such as colonoscopy

Question 7

Ultrasonography (ultrasound)

Answer 7

• Uses high frequency sound waves to visualize internal organs
• Primarily used to visualize abdominal and pelvic organs, such as the pregnant uterus