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Related to heterophil test: heterophile antigen, Paul Bunnell test
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|Noun||1.||heterophil test - a blood test to detect heterophil antibodies that agglutinate sheep red blood cells; positive result indicates infectious mononucleosis|
agglutination test - a blood test used to identify unknown antigens; blood with the unknown antigen is mixed with a known antibody and whether or not agglutination occurs helps to identify the antigen; used in tissue matching and blood grouping and diagnosis of infections