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21 Cards in this Set
- Front
- Back
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Leukocyte-reduced filters can: |
reduce the risk of CMV infection, prevent/reduce the risk of HLA alloimmunization, and prevent febrile, nonhemolytic transfusion reactions. |
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Albumin should not be given for: |
nutrition |
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Which blood type is selected when a patient cannot wait for ABO-matched RBCs? |
type O |
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What patients do not need irradiated components? |
Adults receiving a RBC transfusion |
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RBC transfusions should be given within ______ hours. |
4 hours |
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Which type of transplantation requires all cellular blood components to be irradiated? |
bone marrow |
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Characteristics of deglycerolized RBCS include: |
24 hour expiration date after thawing, used for rare antigen-type donor blood, used for IgA deficient recepient with history of severe reaction |
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Which blood product should be selected for Vitamin K deficiency? |
plasma |
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Which fluid should be used to dilute RBCs? |
0.9% saline |
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Transfusion therapy is used primarily to treat two conditions: 1) inadequate oxygen carrying capacity because of anemia or blood loss and 2) insufficient coagulation proteins or platelets to provide adequate hemostasis. |
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A unit of whole blood or RBCs in an adult should increase the hematocrit level by ______% or the hemoglobin level by _______ g/dL. |
3%; 1 g/dL |
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RBCs are indicated for increasing the RBC mass in patients who require increased oxygen-carrying capacity. |
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Platelet transfusions are indicated for patients who are bleeding because of thrombocytopenia. Additionally, platelets are indicated prophylactically for patients who have platelet counts under 5,000 to 10,000 microliters. |
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Each dose of platelets should increase the platelet count 20,000-40,000/microliter in a 70 kg human. |
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A plateletphoresis product is collected from one donor and must contain a minimum of 3 x 10^11 platelets. |
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Plasma contains all the coagulation factors and is indicated for patients with multiple coagulation deficiencies that occur in liver failure, DIC, vitamin K deficiency, warfarin overdose, and massive transfusion |
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Cryoprecipitate contains at least 80 units of factor VIII and 150 mg of fibrinogen, as well as vWF and factor XIII. |
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Factor IX is used in the treatment of persons with hemophilia B |
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Immunoglobulin is used in the treatment of congenital hypogammaglobulinemia and patients exposed to hepatitis A or measles. |
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Massive transfusion is defined as the replacement of one or more blood volumes within 24 hours, or about 10 units of blood in an adult. |
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Emergency transfusion warrants group O RBCs when patient type is not yet known. |
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