Blood Bank

Question 1

How long are blood donor records kept?

How many weeks to notify for post donation deferals?

Can rare products be donated without meeting all allogenic requirements?

Answer 1

10 years

8 weeks

Yes! IgA-deficent, antigen negative, etc

Question 2

How long to defer for plt collection if on asprin?

Retinoid deferals?

Granulocyte amount to be effective?

Answer 2

2 days!; Rest of drugs are at discretion of medical director

Varies from 1 month for finasteride/isotretinoid upt o forever for etrelinate

1x10e10/bag

Question 3

Donor Packed RBC required hemoglobin at end of donation; amount collected on avg?

Donor required hemoglobin?

RBC donor interval suggestion?

Answer 3

NONE!; 450-500 mL

12.5 g/dL, 33%

8 weeks

Question 4

Apheresis platelet products must contrain how many platelets; donation interval?

Whole blood platelets must contain; donation interval?

Dose of granulocytes/unit that produce responsein adults?

Answer 4

3x10e11 per unit

5.5x10e10; 2 day interval; 2/weekno more than 24/12 month period

1x10e10

Question 5

How long can Additive Solution RBCs be kept (AS) , CDPA-1, CPD/ACD?

Temp of RBC storage?

Answer 5

42 days, 35 days, 21 days

1-6 deg C

Question 6

FFP is frozen in X hours?

What factors decrease after 8-24 hours?

T/F Thawed plasma can be make from FFP/FP24?

Cryoprecipitate has decreased levels of?

Answer 6

6-8 hrs?; must be given w/i 24 hours of thawing

V and VIII

Yes; 1-6 deg C up to 5 days; VIII levels drop

VII, vWF, XIII, Fibrinogen

Question 7

What is cryoprecipitate used for?

True or false: Cryo is pooled?

AABB standards for what cryo should contain?

Most common use of cryoprecipitate reduced plasma?

Answer 7

Fibrinogne replacement or factor VIII hemophiliacs

True; 5 single units pooled; 4 hrs to transfuse

8-100 U VIII, 150-250 mL fibrinogen, vWF, XIII, fibronectin

TTP