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Clin Path II > blood transfusion > Flashcards

blood transfusion Flashcards

1
Q

needs for blood transfusion

A

acute hemorrhage, replacing vascular volume, whole blood transfusions, coagulopathies, vWD

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2
Q

fresh whole blood (FWB)

A

unit of blood that has been obtained within 8 hours prior to administration

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3
Q

fresh whole blood contains

A

all cellular and plasma components of blood, P who need red blood cells, plasma, and platelets

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4
Q

stored whole blood

A

still contains all cellular and plasma components of blood, stored at 4 degrees, kept up to 28 days

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5
Q

stored whole blood for patients who are

A

anemic or hypoproteinemic

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6
Q

packed red blood cells (pRBC)

A

unit of blood that has red blood cells separated from plasma content within 8 hours of collection

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7
Q

pRBC should be kept at

A

4 degrees for up to 42 days

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8
Q

pRBC can be used in patients who are

A

anemic

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9
Q

fresh frozen plasma (FFP)

A

unit of blood where RBC are separated from plasma which remain

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10
Q

FFP is viable up to

A

a year, stored between 20-40 degrees C

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11
Q

FFP contains

A

coag factors, albumin, and proteins

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12
Q

FFP is used for

A

secondary coagulopathies, rodenticide poisoning, liver failure, DIC, and parvo

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13
Q

frozen or stored plasma (SP)

A

frozen plasma stored at 20-40 degrees C, viable up to 2 years

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14
Q

indications for SP

A

hypoproteinemia and hypoalbuminemia

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15
Q

cryoprecipitate

A

contains high levels of fibrinogen, fibronectin, factor VIII, vWF

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16
Q

cryoprecipitate is used for

A

coagulopathies due to plasma protein deficiencies

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17
Q

cryoprecipitate poor plasma

A

indicated in patients that are hypoproteinemic but the risk of synthetic plasma expanders outweighs the benefit.

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18
Q

platelet rich plasma

A

only viable for 5 days at constant agitation

19
Q

DEA

A

dog erythrocyte antigen

20
Q

DEA are categorized as

A

positive or negative

21
Q

major DEA blood groups

A

1, 3, 4, 5, 7

22
Q

clinically significant blood groups

A

1 and 7

23
Q

_____ of dogs are positive for DEA 1 antigen

A

50%

24
Q

Dal-negative dogs are at high risk for

A

infusion incompatibility

25
Q

DEA 1 neg and DEA 1 pos will _________

A

not have an immediate reaction

26
Q

blood groups for cats

A

A, B, AB

27
Q

cats possess naturally occuring

A

antibodies to the erythrocyte antigen they are lacking

28
Q

Type B cats have ______ anti-A antibodies while type A cats have _____ anti-B antibodies

A

strong, weak

29
Q

transfusing type B cat with type A cat may result in

A

serious reaction and death

30
Q

additional blood cell antigen in cats

A

Mik

31
Q

method of blood typing

A

immunochromatography assay and agglutination assay

32
Q

______ is gold standard for blood typing

A

tube method

33
Q

look over slide 21-22

A
34
Q

blood cross matching tests assess

A

the serologic compatibility or incompatibility between donor and recipient

35
Q

crossmatching does not

A

replace blood typing

36
Q

universal dog donor

A

DEA 1 negative that has never had a transfusion

37
Q

blood type ____ is most common in cats and _____ is most rare

A

A, AB

38
Q

blood type AB does not have

A

naturally occuring alloantibodies

39
Q

moderate transfusion reactions

A

fever, tachycardia, tachypnea, vomiting

40
Q

how to treat transfusion reactions

A

transfusion should be stopped, and glucocorticoids should be administered, fluid therapy, vitals should be monitored

41
Q

severe transfusion reactions

A

tachypnea, hypotension, collapse, fever, bradycardia, sudden death

42
Q

treatment for severe reactions

A

cease transfusion, administer epi, IV fluids, O2, CPR

43
Q

blood volume transfusion equation

A

k (bw in kgs) (required PCV - recipient PCV) / pcv of donor blood
(k = 90 in dogs and 66 in cats)

44
Q

no greater than _____ of donors blood should be collected

A

10%

Clin Path II (8 decks)

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