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Milligrams (mg)

Some medical tests give results in milligrams (mg). A milligram is one-thousandth of a gram. A gram is about 1/30 of an ounce.

By Healthwise Staff
Primary Medical Reviewer E. Gregory Thompson, MD - Internal Medicine
Specialist Medical Reviewer Anne C. Poinier, MD - Internal Medicine
Last Revised June 9, 2009

WebMD Medical Reference from Healthwise

Last Updated: June 09, 2009
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