Practice quiz lecture 1.4 Flashcards
Hyperkalemia, citrate toxicity, and transfusion reactions/infections are all potential risks of which of the following?
a) PRBCs
b) Platelet transfusions
c) FFP
d) Cryoprecipitate
a) PRBCs
Post-transfusion Hgb may be accurately measured as early as _____________ following PRBC transfusion if the pt is not actively bleeding.
a) 5 minutes
b) 15 minutes
c) 30 minutes
d) 1 hour
b) 15 minutes
1 apheresis platelet unit will increase the platelet count by up to how much?
a) 10,000/mm3
b) 30,000/mm3
c) 50,000/mm3
d) 75,000/mm3
c) 50,000/mm3
Which of the following contains all coagulation factors and fibrinogen?
a) PRBCs
b) Platelet transfusions
c) FFP
d) Cryoprecipitate
c) FFP
True or false: Both FFP and cryoprecipitate should be ABO compatible.
True
Which of the following factors are included in cryoprecipitate? Select all that apply
a) Factor III
b) von Willebrand factor
c) Factor XII
d) Factor XIII
e) Factor VIII
f) Fibrinogen
g) Fibronectin
b) von Willebrand factor
d) Factor XIII
e) Factor VIII
f) Fibrinogen
g) Fibronectin
What results when a patient receives blood that is not an ABO compatible match?
a) Acute transfusion reaction
b) Delayed transfusion reaction
c) Both of the above
d) Neither of the above
a) Acute transfusion reaction
True or false: Major acute hemolytic transfusion reactions can sometimes present as only a fever, chills, backache, and headache.
True
True or false: Alloantibodies may be seen in acute hemolytic transfusion reactions
False (seen in delayed rxns)
What may be seen in hemolytic transfusion reactions? Select all that apply
a) Hemoglobinuria
b) Elevated Hgb
c) Elevated total/ indirect bilirubin
d) Hematuria
a) Hemoglobinuria
c) Elevated total/ indirect bilirubin
Which of the following may leukoagglutinin reactions respond to? Select all that apply
a) NSAIDs
b) Acetaminophen
c) Diphenhydramine
d) Cetirizine
e) Corticosteroids
b) Acetaminophen
c) Diphenhydramine
e) Corticosteroids
Which Sx may G+ bacterial contamination of blood products cause? Select all that apply
a) Septic shock
b) Fever
c) DIC
d) Bacteremia
e) AKI
b) Fever
d) Bacteremia
True or false: All blood products can transmit viruses (e.g., Hep. B/C, HIV, CMV), but screening has eliminated the risk
False (has reduced risk, but not eliminated it)
Which condition is typically fatal?
a) Acute transfusion reaction
b) Delayed transfusion reaction
c) Transfusion Graft-Versus-Host Disease
d) Immunosuppression
c) Transfusion Graft-Versus-Host Disease
What would be seen in Transfusion-Related Acute Lung Injury (TRALI)? Select two.
a) Acute unilateral infiltrates on chest imaging
b) Acute bilateral infiltrates on chest imaging
c) Hypoxemic respiratory distress during or within 6 hours after transfusion
d) Hypoxemic respiratory distress during or within 24 hours after transfusion
b) Acute bilateral infiltrates on chest imaging
c) Hypoxemic respiratory distress during or within 6 hours after transfusion
For hemolytic transfusion reactions, forced diuresis with ____________ may be used to minimize AKI.
a) Hypertonic saline
b) Hydrochlorothiazide
c) Chlorthalidone
d) Mannitol
d) Mannitol
Which of the following is usually due to exposure to allogeneic plasma proteins?
a) Hypersensitivity reactions
b) Hemolytic transfusion reactions
c) Leukoagglutinin reactions
d) Transfusion Graft-Versus-Host Disease
a) Hypersensitivity reactions
True or false: Pregnancy could put you at a risk of leukoagglutinin reactions during future RBC or platelet transfusions.
True
