Blood Groups and Pre-transfusion Testing

Flashcards on Blood Groups and Pre-transfusion Testing

Transfusion

The infusion of a blood component or product

Antigen

A substance capable of stimulating production of an antibody in an individual lacking that substance

Antibody

An immunoglobulin produced in response to a foreign antigen

ABO System

The most clinically important blood group system

Landsteiner’s Law

Governs the relationship between the presence or absence of A or B antigen and corresponding antibodies.

HDFN (Hemolytic Disease of the Fetus and Newborn)

Can cause potentially fatal red cell destruction in the fetus

Crossmatching

Final pre-transfusion test that Checks the compatibility of the patient’s plasma with a donor unit.

Reagent

A substance that is used to detect the presence of another substance by causing a chemical reaction