Understanding Anemia: Causes, Symptoms, and Nursing Care

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Questions and Answers

A patient with anemia is experiencing fatigue and shortness of breath. What is the underlying physiological cause of these symptoms?

  • Reduced oxygen-carrying capacity of the blood due to decreased hemoglobin. (correct)
  • Excessive iron stores interfering with cellular metabolism.
  • Increased red blood cell production leading to hyperviscosity.
  • Elevated white blood cell count causing systemic inflammation.

Which set of laboratory findings would the nurse expect to see in a patient with polycythemia vera?

  • Normal hemoglobin, normal hematocrit, and normal red blood cell count.
  • Increased hemoglobin, increased hematocrit, and increased red blood cell count. (correct)
  • Decreased hemoglobin, decreased hematocrit, and decreased red blood cell count.
  • Decreased hemoglobin, increased hematocrit, and normal red blood cell count.

A patient with pernicious anemia is prescribed Vitamin B12 injections. Which statement explains why injections are necessary instead of oral supplements?

  • Oral B12 is only effective for iron-deficiency anemia.
  • Injections provide a faster route of delivery.
  • Oral B12 is toxic for patients with pernicious anemia.
  • Pernicious anemia impairs the absorption of oral B12 in the stomach. (correct)

Which intervention is most important for the nurse to perform immediately if a patient exhibits signs of a blood transfusion reaction?

<p>Stop the transfusion. (B)</p> Signup and view all the answers

A patient with anemia reports experiencing dizziness and lightheadedness. What is the priority nursing intervention related to this symptom?

<p>Assisting with ambulation and ensuring a safe environment. (C)</p> Signup and view all the answers

A patient with a history of chronic obstructive pulmonary disease (COPD) is diagnosed with secondary polycythemia. What is the most likely cause of this condition in this patient?

<p>Chronic hypoxemia stimulating increased red blood cell production. (D)</p> Signup and view all the answers

A nurse is teaching a patient with iron-deficiency anemia about dietary modifications. Which food should the nurse recommend to enhance iron absorption?

<p>Citrus fruits. (D)</p> Signup and view all the answers

What nursing diagnosis is most appropriate for a patient with anemia who reports constant fatigue and weakness?

<p>Decreased activity tolerance related to tissue hypoxia. (B)</p> Signup and view all the answers

The nurse is preparing to administer an intramuscular iron injection to a patient with iron-deficiency anemia. Which technique is essential to prevent skin staining?

<p>Using the Z-track method. (A)</p> Signup and view all the answers

A patient receiving a blood transfusion develops chills, lower back pain, and a fever. What is the nurse's priority action?

<p>Stop the transfusion immediately. (A)</p> Signup and view all the answers

Which of the following foods, if consistently absent from the diet, would most likely contribute to iron-deficiency anemia?

<p>Animal meats. (A)</p> Signup and view all the answers

What is the primary function of red blood cells (RBCs) in the body?

<p>To transport oxygen from the lungs to the tissues. (D)</p> Signup and view all the answers

The nurse is caring for a patient with anemia. Which assessment finding is most indicative of tissue hypoxia?

<p>Confusion and restlessness. (D)</p> Signup and view all the answers

Which of the following interventions is most important to include in the care plan of a patient with a platelet count of 20,000/mm3?

<p>Initiating bleeding precautions. (A)</p> Signup and view all the answers

A patient with pernicious anemia is likely to exhibit which neurological symptom?

<p>Numbness and tingling in the extremities (D)</p> Signup and view all the answers

Which of the following nursing interventions is most appropriate for a patient with anemia who has impaired oral mucous membrane integrity?

<p>Encouraging the use of a soft toothbrush. (B)</p> Signup and view all the answers

A nurse is caring for a patient receiving packed red blood cells. How frequently should the nurse monitor the patient for a reaction during the initial phase of the transfusion?

<p>Every 5 minutes. (D)</p> Signup and view all the answers

A male patient's hemoglobin level is 13.0 g/dL. How should the nurse interpret this result?

<p>The level is within normal range. (A)</p> Signup and view all the answers

A patient with polycythemia vera is at increased risk for which of the following complications?

<p>Thrombosis (B)</p> Signup and view all the answers

Which of the following is a compensatory mechanism in secondary polycythemia?

<p>Increased red blood cell production in response to chronic hypoxia. (B)</p> Signup and view all the answers

The physician orders the administration of intravenous normal saline alongside a blood transfusion. What is the primary purpose of infusing normal saline?

<p>To maintain patency of the IV line and prevent clotting. (A)</p> Signup and view all the answers

Which nursing intervention is appropriate for a patient with anemia experiencing dyspnea?

<p>Administering oxygen as prescribed. (C)</p> Signup and view all the answers

What is the rationale for instructing a patient taking liquid iron supplements to use a drinking straw?

<p>To prevent staining of the teeth. (C)</p> Signup and view all the answers

A patient with anemia is being discharged. Which instruction about activity is most appropriate?

<p>Balance activity with rest periods. (A)</p> Signup and view all the answers

Why is it important for a patient with anemia to maintain good oral hygiene?

<p>To prevent infection. (B)</p> Signup and view all the answers

A patient with polycythemia vera is prescribed aspirin. What is the primary reason for this medication?

<p>To reduce the risk of blood clots. (C)</p> Signup and view all the answers

What is indicated by ecchymosis observed during a physical examination?

<p>Hemorrhage under the skin. (C)</p> Signup and view all the answers

A patient with anemia complains of palpitations. What should the nurse monitor to assess this symptom?

<p>Heart rate and rhythm. (A)</p> Signup and view all the answers

Which of the following interventions is most helpful in conserving energy for a patient with anemia?

<p>Planning care to allow for rest periods. (B)</p> Signup and view all the answers

Which of the following is a sign of a hemolytic transfusion reaction?

<p>Lower back pain. (A)</p> Signup and view all the answers

A nurse is educating a patient about the importance of including iron-rich foods in their diet. Which of the following foods should the nurse recommend?

<p>Dark leafy greens (B)</p> Signup and view all the answers

Which vitamin is essential for the absorption of iron in the body?

<p>Vitamin C (D)</p> Signup and view all the answers

What is the primary reason for monitoring hemoglobin and hematocrit levels in patients with anemia?

<p>To evaluate the effectiveness of treatment (D)</p> Signup and view all the answers

Which of the following is a common early sign or symptom of anemia?

<p>Pallor (C)</p> Signup and view all the answers

A nurse is planning care for a patient with decreased activity tolerance related to tissue hypoxia. Which intervention is most appropriate?

<p>Provide assistance with activities, as needed, to minimize energy expenditure. (D)</p> Signup and view all the answers

A patient with anemia reports a craving for non-food items such as clay. What term is associated with this behavior?

<p>Pica (D)</p> Signup and view all the answers

A patient with longstanding anemia is exhibiting increased respirations and heart rate. What physiological response is most likely occurring?

<p>The body is compensating for decreased oxygen delivery. (A)</p> Signup and view all the answers

Flashcards

What is Anemia?

A condition where the circulating blood is deficient in red blood cells (RBCs) or hemoglobin, reducing oxygen delivery to tissues.

What causes a decrease in RBCs?

Impaired production, increased destruction, or blood loss.

Signs and symptoms of Anemia include.

Pallor, tachycardia, tachypnea, fatigue, shortness of breath, lightheadedness, dizziness, weakness, palpitations.

What to monitor in Anemia?

Hemoglobin (HgB) and hematocrit (Hct) levels, responses to therapy, fatigue level, ability to ambulate safely, dyspnea and oxygen saturation, pallor.

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Nursing diagnoses for Anemia?

Decreased activity tolerance, imbalanced nutrition, impaired oral mucous membrane integrity.

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Vitamins to help produce RBCs?

Iron, folic acid, and vitamin B12.

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Observations during blood transfusion?

Every 15 minutes during the first 15 minutes of the blood transfusion

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Signs of a transfusion reaction?

Rash, elevated temperature, aches, chills, tachycardia, increased respirations, oliguria, nausea/GI issues.

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Interventions for transfusion reaction?

Stop the transfusion immediately, stay with the patient, monitor vital signs, disconnect blood tubing, notify doctor and blood band.

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Good sources of Iron?

Animal meats and legumes.

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Foods that contribute iron to the body?

Iron-fortified grains, dried fruits, dark leafy greens.

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Good sources of Vitamin C?

Citrus fruits, Strawberries, Kiwis, Mangos, Tomatoes, Broccoli. Peppers, Cabbage.

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What is polycythemia?

Blood becomes thick with too many RBCs.

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What are the two types of polycythemia?

Primary polycythemia vera (PV), and secondary polycythemia.

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Expected hematocrit in polycythemia?

Patients with polycythemia have an elevated hematocrit level.

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Ecchymosis?

Larger areas of discoloration from hemorrhage under the skin.

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Pernicious anemia symptom?

Numbness of the hand or feet, weakness, and memory problems

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Platelet count is 20,000/mm3?

Initiate bleeding precautions.

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Discontinue transfusion if a pt is having a reaction?

True

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Normal lab values for HgB?

Male: 14–17.3 g/100 mL, Female: 11.7–15.5 g/100 mL

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Normal lab values for Hematocrit?

Male: 43%-49%, Female: 38%-44%

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RBC function?

RBCs carry oxygen and remove carbon dioxide.

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What fluid infusions are used with blood transfusions?

0.9% normal saline

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Study Notes

Anemia

  • Condition with a deficiency in red blood cells (RBCs) and/or hemoglobin (Hgb) in circulating bolld
  • Results in reduced oxygen delivery to tissues, as hemoglobin carries oxygen
  • Can arise from impaired RBC production
  • Can arise from increased RBC destruction
  • Can arise from blood loss (massive or chronic)

Signs and Symptoms of Anemia

  • Pallor may occur
  • Tachycardia may occur
  • Tachypnea may occur
  • Fatigue may occur
  • Shortness of breath may occur
  • Lightheadedness may occur
  • Dizziness may occur
  • Weakness may occur
  • Palpitations may occur

Nursing Considerations for Anemia

  • Monitor hemoglobin (Hbg) and hematocrit (Hct) levels
  • Monitor responses to therapy
  • Monitor fatigue level
  • Monitor ability to ambulate safely and perform activities of daily living (ADLs)
  • Assess dyspnea and oxygen saturation
  • Assess for pallor in the skin and conjunctivae

Nursing Diagnoses for Anemia

  • Decreased activity tolerance related to tissue hypoxia and dyspnea
  • Imbalanced nutrition: less than body requirements related to disease, treatment, or lack of knowledge about adequate nutrition
  • Impaired oral mucous membrane integrity related to altered dietary status

Interventions for Anemia

  • Monitor vital signs before and after activity
  • Plan care to conserve energy after periods of activity
  • Assist the patient with self-care activities as needed
  • Encourage limiting visitors, calls, and interruptions to conserve energy
  • Administer oxygen as ordered to relieve dyspnea
  • Consult a dietitian for diet instruction if dietary deficiency causes anemia
  • Teach patients with folic acid deficiency to include foods from each food group at every meal
  • Supplement instruction as ordered
  • Vitamin B12 injections are given for life to patients with pernicious anemia, because oral B12 isn't absorbed
  • Administer intramuscular iron injections through the Z-track method
  • Use a drinking straw when administering liquid iron supplements
  • Provide oral hygiene to keep the oral cavity clean and prevent infection
  • Encourage soft, bland foods while healing
  • Suggest a soft toothbrush for oral care because it is gentler until healing occurs

Vitamin Supplementation for Anemia

  • Iron
  • Folic acid
  • Vitamin B12

Monitoring During Blood Transfusion

  • Observe the patient closely for the first 15 minutes of the blood transfusion, due to risk of reaction

Signs of a Transfusion Reaction

  • Rash
  • Elevated temperature, increase of 1.8°F (1°C) from baseline
  • Aches (back pain, chest pain, headache)
  • Chills
  • Tachycardia (especially if increased from baseline)
  • Increased respirations (increase from baseline)
  • Oliguria (low or no urine output)
  • Nausea/GI issues like diarrhea
  • Back pain
  • Chest pain
  • Itching
  • Shortness of breath
  • Headache
  • Nausea and vomiting
  • Anxiety
  • Hypotension
  • Feeling of impending doom

Nursing Interventions for a Transfusion Reaction

  • Stop the transfusion immediately, and note the time
  • Stay with the patient and closely monitor them
  • Monitor vital signs every five minutes
  • Disconnect the blood tubing at the access site, and replace it with new tubing and 0.9% normal saline to keep the vein open.
  • Notify the doctor and the blood bank of what is occurring
  • Call for help from other staff members

Medications for Transfusion Reactions

  • Treatment is dependent on the type/severity of the reaction.
  • Corticosteroids can be used to suppress the immune response
  • Antihistamines can be used to decrease the immune response
  • Antipyretics can be used to decrease the temperature
  • Vasopressors (epinephrine, dopamine) can be used to open up the airways or increase renal blood flow
  • Diuretics can be used to help get rid of excess fluid

Iron Deficiency Anemia

  • Most often due to an inadequate intake of iron-rich foods
  • Good food sources of iron include animal meats, legumes, iron-fortified grains, dried fruits and green leafy vegetables

Vitamin C and Iron Absorption

  • Vitamin C can help the body absorb iron.
  • Good food sources of Vitamin C include citrus fruits, strawberries, kiwis, mangos, tomatoes, broccoli, peppers and cabbage

Polycythemia

  • Condition where the blood becomes thick with too many RBCs, which inhibits normal circulation

Types of Polycythemia

  • Polycythemia vera (PV), also known as primary polycythemia, is a rare type of cancer.
    • Most people with PV have a specific genetic mutation
    • Onset is usually in adults over age 50
    • RBCs, platelets, and white blood cells (WBCs) are all overproduced, and the bone marrow becomes packed with too many cells
    • Organs become congested with cells, and the tissues become packed with blood as cells overproduced
    • Thick blood and platelets lead to thrombosis and occlusion of vessels
  • Secondary polycythemia results from long-term hypoxia
    • Common coexisting conditions include COPD, cardiovascular problems such as chronic heart failure, high altitudes, and smoking
    • The body makes more RBCs in response to the low oxygenation
    • Considered a compensatory mechanism

Hematocrit Values in Polycythemia

  • Affected patients will have an elevated hematocrit (Hct) level
  • In polycythemia vera, laboratory tests show a hemoglobin level greater than 18 mg/dL and a hematocrit level greater than 55%.
  • Normal hematocrit values are 43%-49% for males and 38%-44% for females.

Ecchymosis

  • Larger areas of discoloration from hemorrhage under the skin
  • Bruises

Pernicious Anemia Symptoms

  • Numbness of the hands or feet
  • Weakness
  • Memory problems

Low Platelet Counts

  • A plt platelet count of 20,000/mm3 requires initiating bleeding precautions

Blood Transfusion Reaction

  • Discontinue the blood transfusion immediately if a patient is having a reaction to it

Normal WBC Count

  • Normal lab value: 4,500-11,000/mm3

Normal Hemoglobin (Hgb) Values

  • Male: 14-17.3 g/100 mL
  • Female: 11.7-15.5 g/100 mL

Normal Hematocrit (Hct) Values

  • Male: 43%-49%
  • Female: 38%-44%

RBC Function

  • Red blood cells (RBCs), with the help of hemoglobin, carry oxygen from the lungs throughout the body
  • RBCs remove carbon dioxide (CO2) and transport it to the lungs

Low RBC Values

  • Low red blood cell (RBC) values indicate the patient is anemic
  • Symptoms of anemia include pallor, tachycardia, tachypnea, fatigue, shortness of breath (SOB), lightheadedness/dizziness, and palpitations

Additional Fluids During Transfusion

  • 0.9% normal saline

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