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19 Questions

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3 Blood Products

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Questions and Answers

Which of the following blood products is heat treated and therefore carries no risk of HIV or hepatitis?

Red blood cells

Albumin (correct)

Fresh frozen plasma

Platelets

What is the main reason for using CMV-negative blood?

To reduce the risk of HIV transmission

To enhance oxygen affinity in stored blood

To prevent hemolysis reactions

To avoid transmission of cytomegalovirus (correct)

Which type of blood is considered a universal donor?

Type B

Type O (correct)

Type A

Type AB

What is the significance of using Rh-negative blood in females of childbearing age?

To avoid Rh incompatibility with the fetus Signup and view all the answers

What is the effect of stored blood being low in 2,3-DPG?

Reduced oxygen affinity Signup and view all the answers

What does a type and crossmatch determine?

ABO compatibility Signup and view all the answers

In transfusion reactions, what is the main role of haptoglobin?

To bind to free hemoglobin Signup and view all the answers

What should one unit of packed red blood cells (pRBCs) raise by approximately?

$Hgb by 1$ Signup and view all the answers

Which symptom is commonly associated with acute hemolysis from ABO incompatibility?

$Back pain$ Signup and view all the answers

What is the most common cause of death from a transfusion reaction?

Transfusion-related acute lung injury (TRALI) Signup and view all the answers

What is the recommended treatment for anaphylaxis during a blood transfusion?

Epinephrine, fluids, pressors, steroids, histamine blockers (Benadryl) Signup and view all the answers

What is the main cause of febrile nonhemolytic transfusion reaction?

Recipient antibody reaction against donor WBCs Signup and view all the answers

Which condition can be caused by cold products or cold body temperature during a blood transfusion?

Poor clotting due to slowing of enzyme reactions Signup and view all the answers

What is the most common bacterial contaminant found in blood products?

E. coli Signup and view all the answers

Which factor is required for the clotting cascade and may become deficient with massive transfusion?

Calcium Signup and view all the answers

What can cause dilutional thrombocytopenia and dilution of coagulation factors during massive transfusion?

$H_2$O Signup and view all the answers

Which disease can be transmitted through blood transfusion?

$Chagas'$ disease Signup and view all the answers

What is the usual cause of urticaria (rash) during a blood transfusion?

$IgA$ deficiency in the recipient Signup and view all the answers

What is the recommended treatment for delayed hemolysis caused by squeezed blood?

$Observation$ if stable Signup and view all the answers