Glossary: IAT

Glossary IAT Abbreviation for Indirect Antiglobulin Test. Back to Glossary List Search for: Back to Full Glossary List Blood Bank Guy Essentials Podcast Read the BBGuy Blog BBGuy Videos BBGuy Quizzes Ask the...

Glossary: IgG

Glossary IgG IgG (“Immunoglobulin G”) is the most abundant antibody in circulation. It is composed of a single antibody molecule that has two antigen binding sites (think of them as “arms”). IgG is traditionally illustrated in a simple fashion...

Glossary: Infectious Disease Testing

Glossary Infectious Disease Testing A set of tests to screen for potential (“relevant,” to use FDA terminology) transfusion-transmitted diseases required for every allogeneic blood donor. These are the currently required tests (as of the FDA’s...

Glossary: Minor Crossmatch

Glossary Minor Crossmatch In contrast to the “major” crossmatch (recipient serum vs. donor red blood cells), the “minor” crossmatch is designed to test opposite compatibility: The donor’s serum/plasma with the recipient’s red cells....

Glossary: Permanent Deferral

Glossary Permanent Deferral A designation applied to a blood donor who, for one or more of a variety of reasons, will never be allowed to donate blood for someone else. This term and “indefinite deferral” are often confused because they seem so similar...

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