Compatibility Testing

Question 1

Sample for compatibility testing should be obtained from patient within ____ days within the scheduled transfusion

Answer 1

3 days

Question 2

Incompatible crossmatch result

Answer 2

Agglutination

Hemolysis

Question 3

Replaced the minor crossmatch

Answer 3

Antibody screening

Question 4

Specimen for crossmatch should be kept at ref. temp for how long?

Answer 4

7 days

Question 5

Age requirement for Autologous Donation

Answer 5

No age limit

Question 6

Weight requirement for allogenic donor

Answer 6

110 lbs

50 kg

Question 7

Hb requirement for allogenic donor

Answer 7

> or = 12.5 g/dL

Question 8

Hct requirement for allogenic donor

Answer 8

> or = 38%

Question 9

Hb requirement for autologous donor

Answer 9

> or = 11 g/dL

Question 10

Hct requirement for autologous donor

Answer 10

> or = 33%

Question 11

Temperature requirement for allogenic donor

Answer 11

37. 5 C

99. 5 F

Question 12

Pulse requirement for allogenic donor

Answer 12

50-100 bpm

Question 13

Blood pressure requirement for allogenic donor

Answer 13

90-160 mmHg
——————
60-100 mmHg

Question 14

Volume of anticoagulant needed

Answer 14

63 mL

Question 15

Ratio of blood bag:anticoagulant

Answer 15

1:7

Question 16

Volume of blood to be drawn

Answer 16

450 mL + 30 mL for serological tests

Question 17

Formula to compute for the volume of blood to be drawn

Answer 17

Donor wt
————— X 450mL
Ideal Wt

Question 18

Formula to compute for the volume of anticoagulant needed

Answer 18

Volume of blood to be drawn
————————————— x 14
100

Question 19

Formula to compute for the volume of anticoagulant to be removed from blood bag (mL)

Answer 19

63mL-volume of anticoagulant needed