In-depth

Complications

Intestinal obstruction

Intestinal obstruction — a serious condition that requires prompt medical attention — occurs when a blockage of the intestine prevents food or fluid from passing through.

Symptoms

Abdominal pain

Find out what causes different types of abdominal pain.

Nausea and vomiting

Sick to your stomach? Nausea and vomiting usually pass quickly but sometimes result from long-term or serious conditions.

Rectal bleeding

Finding blood in your stool can be alarming. While the cause of rectal bleeding often isn't serious, see a doctor to have this symptom evaluated.

Tests and diagnosis

Barium enema

Has your doctor recommended a barium enema exam? Here's what you need to know about preparation and the exam itself.

Colonoscopy

Has your doctor recommended a colonoscopy? Here's what you need to know about preparation and the exam itself.

Fecal occult blood test

Has your doctor recommended a fecal occult blood test? Here's what you need to know about preparation and the test itself.

Flexible sigmoidoscopy

Has your doctor recommended a flexible sigmoidoscopy exam? Here's what you need to know about preparation and the exam itself.

Genetic testing

Genetic testing is used to detect altered genes that may cause illness or disease. Although genetic testing can offer important health information, it has limitations.

Needle biopsy

Find out what to expect during a needle biopsy.

Stool DNA test

Are you considering a stool DNA test? Here's what you need to know about preparation and the test itself.

Virtual colonoscopy

Has your doctor recommended a virtual colonoscopy? Here's what you need to know about preparation and the exam itself.

Treatments and drugs

Endoscopic mucosal resection

Endoscopic mucosal resection, a procedure to remove abnormal tissue from the lining of the digestive tract, is used for both diagnosis and treatment.

Jul. 16, 2011