 Health Guide Drug Guide Images Gastric suctionDefinitionGastric suction is a procedure that empties the contents of the stomach. It may be done for tests, or to remove materials such as poisons. Alternative NamesGastric lavage; Stomach pumping; Nasogastric tube suction How the Test is PerformedA tube is inserted through the nose or mouth, down the food pipe (esophagus), and into the stomach. Sometimes you may get a numbing medicine to reduce irritation and gagging as the tube is being inserted. Stomach contents can be removed using suction right away, or after spraying water through the tube. How to Prepare for the TestIn an emergency, such as when a patient has swallowed poison or is vomiting blood, no preparation is needed for gastric suction. When it is done for testing, your doctor may ask you not to eat overnight, or to stop taking certain medications. How the Test Will FeelYou may feel a gagging sensation as the tube is passed. Why the Test is PerformedThis test may be performed for several different reasons, including:
RisksThere is a very small risk of the tube being accidentally placed into the airway instead of the esophagus. Other small risks include the following:
ReferencesGreene S, Harris C, Singer J. Gastrointestinal decontamination of the poisoned patient. Pediatr Emerg Care. 2008;24:176-178.
Review Date:
10/13/2008 Reviewed By: John E. Duldner, Jr., MD, MS, Assistant Professor of Emergency Medicine, Director of Research, Department of Emergency Medicine, Akron General Medical Center and Northeastern Ohio Universities College of Medicine. Review provided by VeriMed Healthcare Network. 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 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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