Adverse Effects of Blood Transfusion Practice Test

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• Which mode of hemolysis is most characteristic of IgG-mediated hemolytic anemia?
• Which statement about TRIM mechanisms is most accurate?
• In a delayed transfusion reaction, the direct antiglobulin test (DAT) result may be which of the following?
• What are the general principles of managing suspected TRALI?
• What is the most common cause of an acute hemolytic transfusion reaction (AHTR)?
• Which of the following is not part of the preliminary evaluation of a transfusion reaction?
• Which radiographic finding is typical for TRALI on chest imaging?
• Coughing, hypoxemia, and difficult breathing are symptoms of which transfusion reaction?
• What are the two defining symptoms of a febrile, nonhemolytic transfusion reaction?
• Transfusion-Associated Graft versus Host Disease (TA-GVHD) is best described as which of the following?
• Post-transfusion platelet increments and what else are used to evaluate platelet refractoriness?
• Which option is NOT a recommended component of TRALI management?
• What is a key misconception about storage age and transfusion reactions, and what is a more accurate view?
• In a delayed hemolytic transfusion reaction, what is the onset and type of hemolysis?
• Which statement is true regarding antibodies stimulated by transfusion or pregnancy and naturally occurring antibodies?
• An anaphylactic transfusion reaction in an IgA-deficient recipient most commonly occurs during which event?
• Febrile nonhemolytic transfusion reaction typically presents with which features?
• Which transfusion reaction is most associated with anti-HLA antibodies in the recipient?
• Which management option is not recommended in Post-Transfusion Purpura?
• Patients at risk of GVHD will receive which type of blood units?
• Which statement best describes the cause of ABO-incompatibility–related acute hemolytic reactions?
• Symptoms of dyspnea, hypoxemia, and pulmonary edema within 6 hours of transfusion are most characteristic of which transfusion reaction?
• Which adverse reaction can be prevented by irradiating blood components?
• Which statement correctly describes an acute hemolytic transfusion reaction?
• What three complement-related processes occur in Acute HTR?
• Which of the following is a characteristic of ABO hemolytic disease of the newborn (HDN) that distinguishes it from Rh HDN due to anti-D?
• Which transfusion reaction is described as the second leading cause of transfusion-related death?
• Which statement best describes the onset of acute hemolytic transfusion reactions?
• To prevent an anaphylactic transfusion reaction in an IgA-deficient recipient, which strategy is recommended?
• Which immunoglobulin class in the mother is responsible for ABO HDN against fetal A or B antigens?
• Why might a transfusion reaction present with hyperkalemia in a patient with renal impairment?
• Pathway 2 in TRALI pathogenesis involves which of the following?
• Post-transfusion purpura most commonly presents with which finding after transfusion?
• What monitoring considerations are recommended during and after transfusion for early detection of adverse reactions?
• What is the recommended action if a “wrong blood in bag” event is suspected?
• Platelet refractoriness is best described as:
• Febrile non-hemolytic transfusion reactions are defined as fever of at least 1°C above baseline during or after transfusion with no evidence of hemolysis.
• What is the typical timeframe for TRALI symptom onset after transfusion?
• The most frequent cause of febrile nonhemolytic transfusion reactions is antibodies against which blood component?
• Which antibodies are typically implicated in intravascular hemolysis following transfusion?
• Granulocyte concentrates are primarily composed of which cell type, presenting a challenge for leukocyte reduction?
• Which of the following is a recognized adverse transfusion reaction?
• What is the recommended management for an anaphylactic transfusion reaction?
• Transfusion-Associated Hypotension is best described as which reaction?
• In TRALI, Pathway 1 of pathogenesis involves which sequence?
• In a patient who developed a severe anaphylactic reaction after five units of FFP, which testing would help determine the cause given a history of respiratory and gastrointestinal infections?
• Which mechanism contributes to renal failure in transfusion reactions?
• Which laboratory result is most associated with extravascular hemolysis?
• Define delayed hemolytic transfusion reaction (DHTR) and its typical timeframe.
• Transfusion-associated circulatory overload (TACO) is hypervolemia manifested by coughing, cyanosis, and cardiogenic pulmonary edema.
• Congestive heart failure, severe headache, and/or peripheral edema occurring soon after transfusion is indicative of which reaction?
• What best distinguishes a DAT-positive delayed transfusion reaction from a febrile nonhemolytic transfusion reaction?
• For a patient with symptoms suggestive of a hemolytic transfusion reaction, what action is taken immediately?
• When a transfusion reaction is suspected, what is the immediate next step?
• Which antibodies are responsible for ABO HDN in the mother that affect fetal A or B antigens?
• A patient had a hemolytic reaction eight days after transfusion. What is most likely cause?
• Which laboratory finding is most indicative of an acute hemolytic transfusion reaction?
• What is the role of leukoreduction in CMV risk reduction?
• Which antibodies are commonly implicated in TRALI as the cause of donor-leukocyte–mediated lung injury?
• What is the approximate incidence range of bacterial contamination in a unit of apheresis platelets?
• What is the primary purpose of using washed platelets in select patients?
• To reduce the risk of hypothermia during a massive transfusion, which measure is recommended?
• Which blood product carries the highest risk of bacterial contamination and why?
• For an IgA-deficient patient, which strategy helps prevent anaphylaxis during transfusion?
• In an acute hemolytic transfusion reaction, where does hemolysis primarily occur?
• In a delayed transfusion reaction after transfusion, what is the most likely immunologic mechanism?
• The use of only male plasma donors as a source for transfusion is a strategy to reduce the risk of which complication?
• What time window is generally used to define TRALI symptoms after the start of transfusion?
• In a transfusion reaction workup, whose samples are collected for ABO/Rh and antibody testing?
• Extravascular hemolysis in delayed reactions is cleared by phagocytosis in which tissues?
• After an intravascular hemolytic transfusion reaction (IHTR), the recipient's serum bilirubin may return to normal in which time frame?
• Rh hemolytic disease of the newborn due to anti-D requires what prior condition?
• What test should be performed when a patient has a reaction to transfused plasma products?
• In Acute HTR, after donor antibodies bind RBCs, which process predominantly leads to RBC destruction?
• Which symptom is typical in an allergic transfusion reaction?
• Which mechanism is primarily responsible for extravascular hemolysis of donor red cells in the transfusion setting?
• What is the mechanism of an acute hemolytic transfusion reaction in ABO incompatibility?
• How can you differentiate transfusion-associated circulatory overload (TACO) from TRALI?
• Post-transfusion purpura (PTP) is characterized by which mechanism?
• Selective IgA deficiency is characterized by which finding?
• How can alloimmunization due to platelet transfusion be prevented?
• How is PTP typically treated?
• Transfusion-associated circulatory overload (TACO) is characterized by which combination?
• What is the primary preventive strategy to reduce the incidence of FNHTR and alloimmunization?
• Which statement best describes a situation where antibodies cause donor RBCs to be removed without a full complement cascade?
• Before starting a transfusion for a patient with a history of a prior transfusion reaction, which step is most appropriate?
• What two transfusion medicine laboratory tests are commonly performed to confirm a delayed hemolytic transfusion reaction?
• What is the cooperative program between hospitals, the AABB, and the CDC for reporting all transfusion adverse events?
• What are the immediate actions for suspected transfusion-transmitted bacterial sepsis?
• TRALI is best described as which type of pulmonary edema?
• Which of the following is a potential adverse effect of massive transfusion related to iron overload?
• What is the correct initial action when a transfusion reaction is suspected?
• A temperature rise of 1°C or more occurring in association with a transfusion, with no abnormal results in the transfusion reaction investigation, usually indicates which reaction?
• What is RBC alloimmunization and which antibody specificities are commonly involved?
• How does leukoreduction affect FNHTR risk?
• Posttransfusion purpura is usually caused by antibodies against which platelet antigen?
• Why are irradiated blood products used in transfusion medicine?
• Which of the following best describes a typical clinical finding of an acute hemolytic transfusion reaction?
• Which test result would most strongly support immune-mediated hemolysis in a suspected transfusion reaction?
• Which laboratory finding is most characteristic of AHTR?
• In emergency transfusion practice, why is group A plasma sometimes considered relatively safe to transfuse to ABO-incompatible recipients?
• Define transfusion-related acute lung injury (TRALI) and typical timing.
• Posttransfusion purpura most commonly occurs in which patient population?
• Which signs are most commonly associated with transfusion-related sepsis?
• Which two plasma ions are bound by citrate in transfusion practice?
• Febrile non-hemolytic transfusion reaction is typically associated with what DAT result?
• Which management step is not recommended in TRALI?
• Within 24 hours, donor fatalities and recipient fatalities must be reported to which agency?
• Differentiate a mild allergic transfusion reaction from an anaphylactic reaction and outline initial management.
• What is the first-line treatment for an anaphylactic transfusion reaction?
• TRALI is associated with antibodies to which antigens?
• Which finding helps differentiate TRALI from TACO?
• What is the primary reason behind Acute Hemolytic Transfusion Reaction?
• What does a positive direct antiglobulin test (DAT) indicate in the context of transfusion reactions?
• Which listed transfusion reaction is most associated with transfused patients lacking IgA immunoglobulin?
• Which two classes of antibodies are commonly associated with allergic transfusion reactions?
• Which statement about TRALI timing is correct?
• Which blood group incompatibility is most commonly associated with acute hemolytic transfusion reactions?
• In chronically transfused patients, the risk of developing red cell alloimmunization increases by what range?
• Washed red blood cells are indicated particularly in which scenario?
• Which statement best describes the effect of leukoreduction on CMV transmission?
• What is the recommended action if a patient develops fever and hypotension during transfusion with a suspected sepsis?
• What is the primary purpose of crossmatching in transfusion preparation?
• Delayed transfusion reactions typically present with onset after what interval following transfusion?
• Which term describes noncardiogenic pulmonary edema within 6 hours of transfusion?
• Which is NOT a recommended strategy to prevent FNHTR and alloimmunization?
• In transfusion medicine, what does the acronym TACO stand for?
• Which organism is known to grow well in cold temperatures and can contaminate RBC units leading to septic transfusion reaction?
• Which statement best describes the classic clinical features of an acute hemolytic transfusion reaction?
• For alloimmune platelet refractoriness due to anti-HPA-1a antibodies, which platelet donor type may be used to improve response?
• Which patient population is at heightened risk for TA-GVHD if receiving non-irradiated blood?
• Which statement best describes FNHTR?
• What is transfusion-related immunomodulation (TRIM) and its proposed clinical significance?
• Which statement describes the storage lesion effects on stored red blood cells relevant to adverse reactions?
• In which scenario is irradiation of blood products least likely to be necessary?
• Allergic transfusion reactions are mediated by which antibody isotype?
• Which transfusion reaction is most strongly associated with donor plasma proteins and can be reduced by using washed products?
• Which patient groups are recommended to receive irradiated blood products?
• What class of medication is commonly used to treat a hypotensive transfusion reaction?
• Which group is considered a typical indication for irradiated blood components?
• Congestive heart failure and edema occurring soon after transfusion is most indicative of which transfusion reaction?
• Allergic Transfusion Reactions can range from:
• Washed platelets are used to reduce the risk of severe allergic reactions in which patient history context?
• During blood transfusion, clotting of transfused blood is associated with which practice?
• Which statement about TRALI is true?
• A febrile transfusion reaction during transfusion is most commonly due to antibodies against which donor component?
• Which of the following is NOT part of the standard transfusion reaction workup after stopping the transfusion?
• Which statement best describes a delayed hemolytic transfusion reaction?
• Which hypersensitivity type is most closely associated with acute transfusion reactions such as hemolysis due to antibodies against donor red blood cell antigens?
• What is the most common antibody implicated in post-transfusion purpura?
• Extravascular hemolysis is cleared by phagocytosis by macrophages in which sites?
• For a patient with known RBC alloantibodies requiring transfusion, which strategy most effectively prevents alloimmunization and transfusion reactions?
• Which patients are at higher risk for TACO?
• How does donor plasma in blood products relate to allergic or anaphylactic transfusion reactions?
• What is the clinical significance of a positive direct antiglobulin test (DAT) in the absence of hemolysis signs?
• Hives and itching are symptoms of which transfusion reaction?
• TRALI involves migration of which cells into the lungs?
• A transfusion reaction after incompatible blood presenting with back pain, fever, shortness of breath, and hematuria is best classified as which mechanism?
• TRALI chest X-ray typically shows which finding?
• A transfusion reaction that typically appears rapidly during the transfusion, described as "warm" and may present with fever, shock, or death is most likely due to what?
• In transfusion safety, what does "Type and Crossmatch" entail?
• Which tests are part of the initial evaluation of a suspected transfusion reaction on a post-transfusion specimen?
• The direct antiglobulin test (DAT) is used to detect what in suspected transfusion reactions?
• In an IgA-deficient recipient, the anaphylactic reaction to plasma typically involves which immune mechanism?
• Which incompatibility is not associated with intravascular hemolysis?
• Refractoriness to platelet transfusion is most commonly caused by which mechanism?
• Which transfusion reaction is defined by acute lung injury within about 6 hours of transfusion?
• How can TA-GVHD be prevented?
• Leukoreduction of blood products reduces transmission risk of which virus?
• Which statement best describes transfusion-associated circulatory overload (TACO)?
• Patients at greatest risk of transfusion-associated circulatory overload (TACO) may include which groups?
• A preventive measure that reduces the risk of febrile nonhemolytic transfusion reactions when using whole blood, platelets, or packed red blood cells is which of the following?
• What does the Direct Antiglobulin Test (DAT) help diagnose in a transfusion reaction?
• What should be done with the suspect transfusion unit during a suspected reaction workup?
• Which organs are typically affected by iron overload due to chronic transfusion?
• In the United States, which agency must be notified if a death is associated with a transfusion?
• Besides storage age, what other factors influence the risk of a transfusion reaction?
• In ABO hemolytic transfusion reactions, complement is activated via which pathway?
• In an Acute Hemolytic Transfusion Reaction, extravascular hemolysis is characterized by which of the following?
• Transfusion of which blood product is most likely to cause circulatory overload?
• Which of the following is NOT a typical manifestation of Acute HTR?
• Which transfusion reaction is associated with anti-HPA-1a antibodies causing platelet destruction and low platelet count after transfusion?
• TRALI pathogenesis involves what mechanism?
• Transfusion reaction with immediate erythema, itching, and hives after transfusion is best described as which?
• TRALI is most commonly associated with donor antibodies that react with recipient antigens, causing lung injury within what time frame after transfusion?
• How can transfusion-associated graft versus host disease be prevented in at-risk patients?
• Transfusion hemosiderosis refers to which phenomenon?
• What does ABO-compatible plasma imply in transfusion practice?
• Which statement best describes the management of a fever and hypotension occurring within 6 hours of transfusion?
• Which of the following is NOT a recognized adverse transfusion reaction?
• What would be the result of group A blood given to an O patient?
• How does chronic transfusion lead to iron overload and what is a typical treatment?
• Selective IgA deficiency is supported by which laboratory finding?
• Post-Transfusion Purpura (PTP) typically occurs in which patients?
• In transfusion safety, what does "Type and Screen" entail?
• Delayed hemolytic transfusion reaction is best characterized by which combination of findings?
• Noncardiogenic pulmonary edema, dyspnea, hypotension, and hypoxemia within 6 hours of transfusion are clinical features of which reaction?
• What practice reduces transfusion-related sepsis risk?
• What are the clinical consequences of RBC alloimmunization for future transfusions?
• Which blood component generally does not require leukocyte reduction due to low white blood cell content?
• What may be found in the serum of a person exhibiting signs of TRALI (transfusion-related acute lung injury)?
• What is the blood product most commonly associated with TRALI?
• What is the role of haptoglobin and bilirubin in suspected transfusion reactions?
• Leukoreduction is most effective at reducing infection risk and alloimmunization for which blood product?
• Febrile nonhemolytic transfusion reaction (FNHTR) and its typical cause?
• Which antibody is most responsible for IHTR?