ERCP


Definition

Endoscopic retrograde cholangiopancreatography (ERCP) is a procedure used to identify stones, tumors, or narrowing in the bile ducts. The procedure is done through an endoscope.


Alternative Names

Endoscopic retrograde cholangiopancreatography; Papillotomy; Endoscopic sphincterotomy; ERCP


Description

An intravenous (IV) line is placed in your arm. You will lie on your stomach or on your left side for the test.

  • Medicines to relax or sedate you will be given through the IV.
  • Sometimes a spray to numb the throat is also used. A mouth guard will be placed in your mouth to protect your teeth. Dentures must be removed.

After the sedative takes effect, the endoscope is inserted through the mouth. It is passed through the esophagus (food pipe) and stomach until it reaches the duodenum (the part of the small intestine that is closest to the stomach).

You should not feel any discomfort and may have little or no memory of the test. You may gag as the tube is passed down your esophagus. As the scope is in place, there will be some stretching of the stomach and duodenum. You may feel stretching of the ducts.

A thin tube (catheter) is passed through the endoscope and inserted into the tubes (ducts) that lead to the pancreas and gallbladder. A special dye is injected into these ducts, and x-rays are taken. This helps the doctor see stones, tumors, and any areas that have become narrowed.

Special instruments can be placed through the endoscope and into the ducts.


Why the Procedure Is Performed

The procedure is used mostly to treat any problems of the pancreas or bile ducts that can cause abdominal pain (usually in the right upper or middle stomach area) and yellowing of the skin and eyes (jaundice).

ERCP may be used to:

  • Open the entry of the ducts into the bowel (sphincterotomy)
  • Stretch out narrow segments (bile duct strictures)
  • Remove or crush gallstones
  • Take tissue samples to diagnose a:
    • Tumor of the pancreas, bile ducts, or gallbladder
    • Conditions called biliary cirrhosis or sclerosing cholangitis
  • Drain blocked areas

Note: Imaging tests generally will be done to diagnose the cause of symptoms before an ERCP is done. These include ultrasound tests, CT scan, or MRI scan.


References

Kimmey, MB. Complications of gastrointestinal endoscopy. In: Feldman M, Friedman LS, Brandt LJ, eds. Sleisenger & Fordtran's Gastrointestinal and Liver Disease. 9th ed. Philadelphia, Pa: Saunders Elsevier; 2010:chap 40.


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Review Date: 8/11/2011
Reviewed By: George F Longstreth, MD, Department of Gastroenterology, Kaiser Permanente Medical Care Program San Diego, California. Also reviewed by David Zieve, MD, MHA,Medical Director, A.D.A.M., Inc.
The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. Copyright 2004 A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.

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Last Updated 12/6/2011
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