New Blood Test Finds Allergies Before Implant Surgery, National Jewish Health Reveals

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A new allergy exam from physicians at National Jewish Health in Denver could prevent thousands of hip and knee implants from being rejected by their recipients. The procedure is presented in a study released today in the Journal of Allergy and Clinical Immunology. Of the 1 million hip and knee replacements that occur each year, about 100,000 -- or 10% -- will fail because of an allergic reaction. Most reactions are caused by the metallic materials used in the implants or bone cement used in surgery.

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