|Alternate:||Indirect Antiglobulin Test; Indirect Coombs; IAT|
|Includes:||Detection of red cell alloantibodies. Antibody identification will be performed, if necessary, on all positive screens.|
|SQ Code:||TYAS for Type & Screen|
IAT for Antibody Screen
|Available:||Daily, 24 hours|
|Turnaround:||Routine: 4 hours, STAT: 1 hour|
|Container:||Purple top tube or 3 purple Microtainers|
|Temperature:||Room temperature for transport. Refrigerated for storage.|
|Rejection:||Improper labeling or wrong collection tube.|
|Uses:||Detection of allo and auto antibodies in serum. Useful in evaluation of potential cause of hemolysis and hemolytic disease of the newborn.|
|Limitations:||Abnormal proteins and cold autoagglutinins may interfere and cause delays in interpretation. Will not detect all antibodies present, e.g., antibodies with titers too low to detect, antibodies to low incidence antigens and antibodies to platelets and white blood cells.|
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