Emergency Nursing and Blood Disorders
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Questions and Answers

Which of the following is the most important value to report to the provider before prepping the patient for surgery?

  • Hct of 33%
  • WBC count of 15,000/mm³ (correct)
  • Plt count 426,000/mm³
  • Hgb of 10.9g/dL
  • Which blood disorder category involves diseases of RBC dysfunction?

  • Chronic disease
  • ↓ RBC production
  • Aplastic disorders
  • Diseases of homeostasis (correct)
  • What is the main focus of Learning Outcome 4 related to blood disorders?

  • Etiologies
  • Nursing interventions (correct)
  • Clinical manifestations
  • Pathophysiology
  • Which laboratory value is related to the oxygen-carrying capacity of blood?

    <p>$HGB$</p> Signup and view all the answers

    What is the primary concern with diseases involving ↑ RBC destruction?

    <p>Bleeding tendency</p> Signup and view all the answers

    What is the significance of WBC count in assessing blood disorders?

    <p>Infection risk assessment</p> Signup and view all the answers

    What is the most common cause of iron deficiency anemia worldwide?

    <p>Dietary deficiency</p> Signup and view all the answers

    Which type of anemia is characterized by enlarged red blood cells and normal hemoglobin concentrations?

    <p>Megaloblastic anemias</p> Signup and view all the answers

    Where is cobalamin (Vitamin B12) absorbed after binding to intrinsic factor?

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

    What is the cause of folic acid deficiency anemia?

    <p>Inadequate folic acid absorption</p> Signup and view all the answers

    In which ethnic groups are thalassemias common?

    <p>Near the Mediterranean, parts of Asia, Middle East, and Africa</p> Signup and view all the answers

    What are the symptoms of iron deficiency anemia?

    <p>Pale skin, fatigue, tachypnea, and inflamed tongue or lips</p> Signup and view all the answers

    What is the normal lifespan of erythrocytes (red blood cells)?

    <p>90-120 days</p> Signup and view all the answers

    What is the normal range for platelet count in blood?

    <p>150,000-300,000/mm3</p> Signup and view all the answers

    What is the primary function of leukocytes (white blood cells)?

    <p>Defend the body against infection</p> Signup and view all the answers

    What is thrombocytopenia?

    <p>Low platelet count</p> Signup and view all the answers

    What is the difference between plasma and serum?

    <p>$Serum = Plasma - Clotting Factors$</p> Signup and view all the answers

    "Neutropenia" primarily refers to a reduction in which type of white blood cells?

    <p>$Neutrophils$</p> Signup and view all the answers

    Which diagnostic study is NOT typically used for sickle cell disease?

    <p>Serum ferritin level measurement</p> Signup and view all the answers

    What is a potential complication of sickle cell disease that affects the eyes?

    <p>Retinal detachment</p> Signup and view all the answers

    What is the primary treatment modality during sickle cell crisis?

    <p>Oxygen therapy</p> Signup and view all the answers

    What is the main cause of acquired hemolytic anemia due to physical destruction of red blood cells?

    <p>Prosthetic heart valves</p> Signup and view all the answers

    What supplement is commonly used in the interprofessional care for Thalassemia Major?

    <p>$Folic$ $acid$</p> Signup and view all the answers

    What are the clinical manifestations of hemolytic anemia?

    <p>Jaundice, dark urine, and increased haptoglobin</p> Signup and view all the answers

    Which blood component therapy is used for active bleeding with coagulation factor deficiencies, warfarin reversal, DIC, and massive transfusions in trauma?

    <p>Fresh frozen plasma (FFP)</p> Signup and view all the answers

    What is the main advantage of packed red blood cells (PRBC) over whole blood?

    <p>Decreased volume delivery and risk of circulatory overload</p> Signup and view all the answers

    What is the primary interprofessional management approach for polycythemia vera?

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

    Which condition involves chronic overproduction of RBCs, WBCs, and platelets, resulting in increased blood viscosity and volume?

    <p>Polycythemia vera</p> Signup and view all the answers

    What is the primary cause of hemophilia?

    <p>Inadequate clotting factors</p> Signup and view all the answers

    How does aging affect the hematologic system?

    <p>Increasing platelet adhesiveness</p> Signup and view all the answers

    Study Notes

    Emergency Nursing and Blood Disorders

    • Upon admission of a patient with acute blood loss, the nurse should conduct rapid head-to-toe assessments, stop bleeding, access large gauge/central lines, and obtain relevant labs such as blood type/match, CBC, and electrolytes.
    • Transfusions should be considered only if improvement in RBC count cannot be achieved through nutrition, drug therapy, or treating the underlying disease, and blood should only be administered based on appropriate indications.
    • Different types of blood component therapies include whole blood, packed red blood cells (PRBC), platelets, blood clotting factors, plasma, antibodies, and blood substitutes.
    • PRBCs are prepared by removing 200-250mL of plasma from whole blood and are advantageous due to decreased volume delivery and risk of circulatory overload.
    • Fresh frozen plasma (FFP) is used for active bleeding with coagulation factor deficiencies, warfarin reversal, DIC, and massive transfusions in trauma, while platelets are administered for thrombocytopenia.
    • The administration of blood transfusions should follow institutional policy/procedures, with frequent vital signs and assessments as dictated by policy.
    • In the event of a transfusion reaction, the nurse should first stop the transfusion and then follow institutional policy/procedures for further action.
    • Aplastic anemia can be congenital or acquired, with symptoms related to deficiencies in red blood cells, white blood cells, and platelets, and can be diagnosed through blood analysis, serum iron and iron binding, and bone marrow biopsy.
    • Polycythemia, particularly polycythemia vera, involves chronic overproduction of RBCs, WBCs, and platelets, resulting in increased blood viscosity and volume, and is commonly accompanied by splenomegaly and depletion of iron stores.
    • The interprofessional management of polycythemia involves phlebotomy, hydration therapy, drug therapy (e.g., hydroxyurea, aspirin), and addressing potential nursing diagnoses such as activity intolerance.
    • Hemophilia, caused by inadequate clotting factors, presents with signs and symptoms such as prolonged bleeding, hemorrhage with minor cuts, hemarthrosis, and intracranial bleeding, and is managed through the administration of factor VIII, RICE, and PT after bleeding for control of muscle and joint strengthening.
    • Aging affects the hematologic system by slowing down the replacement of erythrocytes, increasing platelet adhesiveness, and decreasing lymphocyte and T-cell function.

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    Test your knowledge on emergency nursing procedures and blood disorders including blood component therapies, blood transfusions, and hematologic conditions such as aplastic anemia, polycythemia, and hemophilia.

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