Compatibility

Question 1

Also called compatibility testing

Answer 1

Pre transfusion testing

Question 2

To select blood components tgatw ill not cause harm to the recipients and will have acceptable survival when transfused

Answer 2

Compatibiity testing

Question 3

If properly performed compatibility test will confirm what

Answer 3

Abo compatibility bet component and recipients

Question 4

Several components of compatibility testing

Answer 4

Proper soecimen collection
Reviewing pt transfusion history
Abo, rh and ab testing 
Cross matching
Actual transfusion

Question 5

Can be divided into 3 categories

Answer 5

Pre analytical procedure
Serological testing
Post analytical procedure

Question 6

Pre analytical phases

Answer 6

Pt identification
Soecimen collection
Review of pr history

Question 7

3 serological test

Answer 7

Abo rh
Ab dection
Crossmatch

Question 8

Blood transfusion process

Answer 8

Pre transfusion
Transfusion
Post transfusion

Question 9

If ab are detected identification should be performed using panel cells

Answer 9

IS
37 deg
AHG

Question 10

If ab is present ag is

Answer 10

Negative

Question 11

This test to prevent transfusion reaction

Answer 11

Crossmatching

Question 12

Kncrease invivo survival of red cell

Answer 12

Crossmatching

Question 13

Double checks for abo errors

Answer 13

Crossmatching

Question 14

Another method of detecting ab

Answer 14

Crossmatching

Question 15

Routinely performed in labs

Answer 15

Major crossmatching

Question 16

Not required by AABB since 1976

Answer 16

Minor rossmatch

Question 17

The plasma volume is small and abs will be diluted in recipient circulation

Answer 17

Minor crossmatching

Question 18

Most blood is transfused as packed cells having little ab

Answer 18

Minor crossmatching

Question 19

Donated units are tested for ab

Answer 19

Minor crossmatching

Question 20

Sa pling of the blood and eliminate having to open the actual unit

Answer 20

Segments

Question 21

What is the first tested in crossmatching

Answer 21

Abo/rh

Question 22

The 2nd performed

Answer 22

Ab screening

Question 23

This performed using pt serum and donor blood suspension

Answer 23

Immediate spin

Question 24

If ab are not detected this is an

Answer 24

Incomplete crossmatch

Question 25

Ag negative units found and x matched

Answer 25

Ab are dected

Question 26

Ab are detected all phases are detected

Answer 26

IS, AHG, 37deg

Question 27

When ab are detected this is called

Answer 27

Complete crossmatch

Question 28

Identify ab, perform complete crossmatch on units that are ag begative for ab

Answer 28

Alloab detected

Question 29

Perform a complete crossmatch on units that are ag negative for prior and new alloab. Rule out

Answer 29

Record if previous alloab

Question 30

No further testing needed, perform immediate spin or comouter crossmatch if units ordered

Answer 30

No alloab detected

Question 31

Types of compatibility tests

Answer 31

``` Manual IS AND IAT Gel technology Electronic crossmatch Red cell affinity column technology Solid phase adherence assay ```

Question 32

IS detect

Answer 32

RT reactive ab (auto, alloab, naturally occuring

Question 33

IAT detect

Answer 33

Igg ab (auto and alloab