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Culture - duodenal tissue biopsyDefinitionA duodenal tissue culture is a laboratory exam to check a piece of tissue from the first part of the small intestine (duodenum) for infection-causing organisms. Alternative NamesDuodenal tissue cultureHow the Test is PerformedA piece of tissue from the first part of the small intestine is taken during an upper endoscopy (esophagogastroduodenoscopy). The sample is then sent to a lab, and placed in a special dish (culture media) that allows bacteria or viruses to grow. The sample is placed under a microscope and checked at regular time periods to see if there are any organisms present and if they are growing. Any organisms that grow on the culture are identified. How to Prepare for the TestThis article discusses the culture test. For information on how to prepare for an upper endoscopy and biopsy procedure, see esophagogastroduodenoscopy. Why the Test is PerformedA culture of duodenal tissue is done to check for bacteria that may lead to certain illnesses and conditions. For example, it can check for Helicobacter pylori, which may cause peptic ulcer disease. Normal ResultsNo harmful bacteria are found. What Abnormal Results MeanAn abnormal finding means that harmful bacteria has been found in the tissue sample. This may include Helicobacter pylori (especially if ulcers are present) and organisms that cause inflammation of the stomach and intestines, such as:
Review Date:
9/25/2006 Reviewed By: Charlotte Grayson, MD, Private Practice specializing in Internal Medicine and Infectious Disease, Smyrna, GA. Review provided by VeriMed Healthcare Network. The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional 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. © 1997-
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