COPY: Transfusion Reactions Quiz
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Questions and Answers

What clinical signs are typically associated with Transfusion Associated Circulatory Overload (TACO)?

  • Hypotension and bradycardia
  • Tachycardia and respiratory distress (correct)
  • Fever and platelet dysfunction
  • Hemolytic reactions and shock

    • Which of the following populations is at greater risk for TACO?

  • Young adults in good health
  • Patients receiving elective surgeries
  • Patients with diabetes
  • Children and those over 60 (correct)

    • What is the immediate action required by the Blood Transfusion Laboratory upon suspicion of a transfusion reaction?

  • Re-initiate the transfusion at a slower rate
  • Continue monitoring the patient
  • Stop the transfusion and contact the laboratory (correct)
  • Administer additional blood products immediately

    • Which test is NOT part of the post-transfusion sample evaluation?

    <p>Haptoglobin level in serum</p> Signup and view all the answers

    In the context of diagnosing adverse transfusion reactions, what does the acronym SABRE stand for?

    <p>Serious Adverse Blood Reactions and Events</p> Signup and view all the answers

    What is one of the main purposes of cross-matching?

    <p>To ensure compatibility between a unit of blood and the patient</p> Signup and view all the answers

    Which factors are required on a blood request form?

    <p>Patient's location and sample date</p> Signup and view all the answers

    What does an electronic cross-match require for successful completion?

    <p>ABO and Rh D group to match the historical record</p> Signup and view all the answers

    What is the incubation temperature and time required during the immediate spin cross-matching process?

    <p>37 °C for 15 minutes</p> Signup and view all the answers

    What characterizes an acute transfusion reaction?

    <p>Occurs within 30-60 minutes after transfusion</p> Signup and view all the answers

    What is a common symptom of acute haemolytic reaction?

    <p>Fever and chills</p> Signup and view all the answers

    What is a typical symptom of Transfusion Related Acute Lung Injury (TRALI)?

    <p>Acute respiratory distress</p> Signup and view all the answers

    Which statement is true regarding delayed transfusion reactions?

    <p>They can occur weeks after the transfusion.</p> Signup and view all the answers

    Which of the following is NOT included in the criteria for electronic cross-matching?

    <p>Manual amendments to the record</p> Signup and view all the answers

    Which type of allergic reaction is associated with an IgE mediated immune response?

    <p>Anaphylactic shock</p> Signup and view all the answers

    How long does cross-matching usually take?

    <p>35-40 minutes</p> Signup and view all the answers

    What is a common cause of bacterial infections in transfusions?

    <p>Contamination during blood collection and processing</p> Signup and view all the answers

    Which of the following is NOT a type of transfusion reaction?

    <p>Autoimmune hemolytic anemia</p> Signup and view all the answers

    In which situation should a transfusion be immediately stopped?

    <p>Upon signs of an acute transfusion reaction</p> Signup and view all the answers

    What is a major factor contributing to early transfusion reactions?

    <p>Presence of antibodies in the patient's serum</p> Signup and view all the answers

    How is Transfusion Related Acute Lung Injury (TRALI) typically diagnosed?

    <p>By excluding other acute conditions</p> Signup and view all the answers

    What is the primary purpose of cross-matching in blood transfusions?

    <p>To ensure compatibility between donor and recipient</p> Signup and view all the answers

    How many major antigens are present in the ABO blood group system?

    <p>4</p> Signup and view all the answers

    Which of the following statements is true about Landsteiner’s Law?

    <p>If a blood group antigen is present, the corresponding antibody is absent</p> Signup and view all the answers

    What is the inheritance pattern of ABO blood group antigens?

    <p>Autosomal dominant</p> Signup and view all the answers

    Which of the following blood group systems has the highest number of major antigens?

    <p>MNS</p> Signup and view all the answers

    What is the minimum requirement for sample labeling in blood transfusion preparation?

    <p>Full name and minimum identifiers</p> Signup and view all the answers

    Which of the following blood group systems includes antigens such as Lea and Leb?

    <p>Lewis</p> Signup and view all the answers

    What defines the ABO blood group system compared to others regarding antibodies?

    <p>Antibodies are predictably present depending on antigen presence</p> Signup and view all the answers

    What key aspect should the blood transfusion laboratory focus on to enhance patient safety?

    <p>Collecting data and making recommendations</p> Signup and view all the answers

    Which type of transfusion reaction occurs immediately after the transfusion starts?

    <p>Acute Transfusion Reaction</p> Signup and view all the answers

    What was the primary error in Case Study 1 regarding the blood transfusion?

    <p>Pre-administration checks were not completed</p> Signup and view all the answers

    In Case Study 2, what issue was identified regarding the erythrocytes that were returned to the laboratory?

    <p>Communication with colleagues was poor</p> Signup and view all the answers

    What was the consequence of Patient B receiving the incorrect transfusion in Case Study 3?

    <p>Acute haemolytic reaction occurred</p> Signup and view all the answers

    What is one of the serious implications mentioned regarding incorrect blood transfusions?

    <p>They can lead to high morbidity rates</p> Signup and view all the answers

    What protocol should be ensured to prevent errors in blood transfusion procedures?

    <p>Strict pre-administration checks</p> Signup and view all the answers

    What could be a potential error related to blood storage in Case Study 2?

    <p>Time out of controlled temperature not properly documented</p> Signup and view all the answers

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