Chemistry Screen

What Affects the Test

Reasons you may not be able to have the test or why the results may not be helpful include:

• Taking medicine. Some medicines can cause changes in the normal values of a chemistry screen.
• Eating high fat foods or drinking alcohol.
• Recent intravenous (IV) fluids, such as fluids given during surgery.
• Vomiting.
• Diarrhea.
• Dehydration.

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Author:	Maria G. Essig, MS, ELS	Last Updated: April 17, 2008
Medical Review:	Kathleen Romito, MD - Family Medicine Brian D. O'Brien, MD - Internal Medicine
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