Quality Control Flashcards
1
Q
How often is QC ran for AHG reagent?
A
Each day of use
2
Q
How often is QC ran for blood typing reagents?
A
Each day of use
3
Q
How often is QC ran for antibody screening and reverse grouping cells?
A
Each day of use
4
Q
Why do Check Cells (aka IgG sensitized cells) have to be added to a negative AHG result in an antiglobulin test?
A
To make sure that all serum proteins were removed by SUFFICIENT WASHING.
5
Q
What does a negative check cells result imply?
A
- Washing was not sufficient, AHG was neutralized by serum proteins.
- AHG wasn’t added
6
Q
How often are thermometers QC tested in Blood bank?
A
Yearly
7
Q
How often are the centrifuge/cell washer SPEED and TIMERS QC-tested in blood bank?
A
Quarterly
8
Q
How often are the centrifuge/cell washer FUNCTION QC-tested in blood bank?
A
yearly
9
Q
How often are the centrifuge/cell washer SALINE FILL VOLUME QC-tested in blood bank?
A
weekly
