Assessment and Management of Patients With Hematologic Disorders.ppt MMNBBWE KIUUYW KLUIYUGSW KKJ

ssuser6d8ff3 23 views 49 slides Feb 26, 2025
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About This Presentation

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Slide Content

Assessment and Management of
Patients With Hematologic Disorders

Question
Is the following statement True or False?
Hematopoiesis is the complex process of the formation and
maturation of blood cells.

Answer
True
Hematopoiesis is the complex process of the formation and
maturation of blood cells.

Hematologic System
The blood and the blood forming sites, including the
bone marrow and the reticuloendothelial system
Blood
Plasma
Blood cells
Hematopoiesis

Blood Cells
Erythrocyte—RBC
Leukocyte—WBC
Neutrophil
Monocyte
Eosinophil
Basophil
Lymphocyte—T lymphocyte and B lymphocyte
Thrombocyte—platelet

Hematopoiesis

Hemostasis
Refer to fig. 33-3

Question
What type of anemia results from red blood cell destruction?
A.Bleeding
B.Hemolytic
C.Hypoproliferative
D.None of the above

Answer
B
Bleeding results from red blood loss. Hemolytic anemia
results from red blood cell destruction. Hypoproliferative
anemia results from defective red blood cell production.

Anemias
Lower than normal hemoglobin and fewer than normal circulating
erythrocytes. A sign of an underlying disorder
Hypoproliferative: defect in production of RBCs
Due to iron, vitamin B
12,
or folate deficiency, decreased erythropoietin production,
cancer
Hemolytic: excess destruction of RBCs
Due to altered erythropoiesis, or other causes such as hypersplenism, drug-induced
or autoimmune processes, mechanical heart valves
May also be due to blood loss

Manifestations
Depend upon the rapidity of the development of the anemia, duration of the
anemia, metabolic requirements of the patient, concurrent problems, and
concomitant features
Fatigue, weakness, malaise
Pallor or jaundice
Cardiac and respiratory symptoms
Tongue changes
Nail changes
Angular cheilosis
Pica

Medical Management
Correct or control the cause
Transfusion of packed RBCs
Treatment specific to the type of anemia
Dietary therapy
Iron or vitamin supplementation—iron, folate, B
12
Transfusions
Immunosuppressive therapy
Other

Nursing Process: The Care of the Patient with
Anemia—Assessment
Health history and physical exam
Laboratory data
Presence of symptoms and impact of those symptoms on patient’s life;
fatigue, weakness, malaise, pain
Nutritional assessment
Medications
Cardiac and GI assessment
Blood loss—menses, potential GI loss
Neurologic assessment

Nursing Process: The Care of the Patient with
Anemia—Diagnoses
Fatigue
Altered nutrition
Altered tissue perfusion
Noncompliance with prescribed therapy

Collaborative Problems/Potential
Complications
Heart failure
Angina
Paresthesias
Confusion

Nursing Process: The Care of the Patient with
Anemia—Planning
Major goals include decreased fatigue, attainment or maintenance of
adequate nutrition, maintenance of adequate tissue perfusion, compliance
with prescribed therapy, and absence of complications .

Interventions
Balance physical activity, exercise, and rest.
Maintain adequate nutrition.
Patient education to promote compliance with medications and nutrition.
Monitor VS and pulse oximetry, provide supplemental oxygen as needed.
Monitor for potential complications.

Question
Is the following statement True or False?
Leukocytosis refers to a decreased level of leukocytes in the circulation.

Answer
False
Leukocytosis refers to an increased level of leukocytes in the circulation.
Leukopenia refers to a decreased level of leukocytes in the circulation.

Leukemia
Hematopoietic malignancy with unregulated proliferation of leukocytes
Types:
Acute myeloid leukemia
Chronic myeloid leukemia
Acute lymphocytic leukemia
Chronic lymphocytic leukemia

Acute Myeloid Leukemia (AML)
Defect in stem cell that differentiate into all myeloid cells: monocytes,
granulocytes, erythrocytes, and platelets
Most common nonlymphocytic leukemia
Affects all ages with peak incidence at age 60
Prognosis is variable
Manifestations: fever and infection, weakness and fatigue, bleeding
tendencies, pain from enlarged liver or spleen, hyperplasia of gums, bone
pain
Treatment aggressive chemotherapy—induction therapy, BMT or PBSCT

Chronic Myeloid Leukemia (CML)
Mutation in myeloid stem cell with uncontrolled proliferation of cells—
Philadelphia chromosome
Stages: chronic phase, transformational phase, blast crisis
Uncommon in people under 20, with increased incidence with age. Mean age:
55–60
Life expectancy of 3–5 years
Manifestations: initially may be asymptomatic, malaise, anorexia, weight loss,
confusion or shortness of breath due to leukostasis, enlarged tender spleen,
or enlarged liver
Treatment: imatinib mestylate (Gleevec) blocks signals in leukemic cells that
express BCR-ABL protein; chemotherapy, BMT or PBSCT

Acute Lymphocytic Leukemia
Uncontrolled proliferation of immature cells from lymphoid stem cell
Most common in young children, boys more often than girls
Prognosis is good for children; 80% 5-year event-free survival, but drops with
increased age
Manifestations: leukemic cell infiltration is more common with this leukemia,
with symptoms of meningeal involvement and liver, spleen, and bone marrow
pain
Treatment: chemotherapy, imatinib mestylate (if Philadelphia chromosome
positive), BMT or PBSCT, monoclonal antibody therapy

Chronic Lymphocytic Leukemia
Malignant B lymphocytes, most of which are mature, may escape apoptosis,
resulting in excessive accumulation of cells
Most common form of leukemia
More common in older adults, effects men more often
Survival varies from 2 to 14 years depending upon stage
Manifestations: lymphadenopathy, hepatomegaly, splenomegaly; in later
stages anemias and thrombocytopenia; autoimmune complications with RES
destroying RBCs and platelets may occur, B symptoms include fever, sweats,
weight loss
Treatment: early stage may require no treatment, chemotherapy, monoclonal
antibody therapy

Nursing Process: The Care of the Patient with
Leukemia—Assessment
Health history
Assess symptoms of leukemia, and for complications of anemia, infection, and
bleeding
Weakness and fatigue
Laboratory tests
Leukocyte count, ANC, hematocrit, platelets, electrolytes, culture reports

Nursing Process: The Care of the Patient with
Leukemia—Diagnoses
Risk for bleeding
Risk for impaired skin integrity
Impaired gas exchange
Impaired mucous membrane
Imbalanced nutrition
Acute pain
Hyperthermia
Fatigue and activity intolerance
Impaired physical mobility

Nursing Process: The Care of the Patient with
Leukemia—Diagnoses
Risk for excess fluid volume
Diarrhea
Risk for deficient fluid volume
Self-care deficit
Anxiety
Disturbed body image
Potential for spiritual distress
Grieving diagnoses
Deficient knowledge

Collaborative Problems/Potential
Complications
Infection
Bleeding
Renal dysfunction
Tumor lysis syndrome
Nutritional depletion
Mucositis
Depression

Nursing Process: The Care of the Patient with
Leukemia- Planning
Major goals may include absence of complications, attainment and
maintenance of adequate nutrition, activity tolerance, ability for self-care
and to cope with the diagnosis and prognosis, positive body image, and an
understanding of the disease process and its treatment.

Interventions
Interventions related to risk of infection and bleeding
Mucositis
Frequent, gentle oral hygiene
Soft toothbrush, or if counts are low, sponge-tipped applicators
Rinse only with NS, NS and baking soda, or prescribed solutions
Perineal and rectal care

Improving Nutrition
Oral care before and after meals
Administer analgesics before meals
Appropriate treatment of nausea
Small, frequent feedings
Soft foods that are moderate in temperature
Low-microbial diet
Nutritional supplements

Lymphoma
Neoplasm of lymph origin
Hodgkin’s lymphoma
Non-Hodgkin’s lymphoma

Hodgkin’s Disease
Unicentric origin
Reed–Sternberg cells
Suspected viral etiology, familial pattern, incidence early 20s and again after
age 50
Excellent cure rate with treatment
Manifestations: painless lymph node enlargement, pruritis; B symptoms:
fever, sweats, weight loss
Treatment is determined by stage of the disease and may include
chemotherapy and/or radiation therapy

Non-Hodgkin's Lymphoma (NHL)
Lymphoid tissues become infiltrated with malignant cells, spread is
unpredictable and localized disease is rare.
Incidence increases with age, with average age being 50 to 60.
Prognosis varies with type of NHL.
Treatment is determined by type and stage of disease, and may include
interferon, chemotherapy, and/or radiation therapy.

Question
What should any elderly patient be evaluated for whose
chief complaint is back pain and has an elevated total
protein level?
A.Anemia
B.Leukemia
C.Multiple myeloma
D.Non-Hodgkin’s lymphoma

Answer
C
Any elderly patient whose chief complaint is back pain and
has an elevated total protein level should be evaluated
for possible myeloma.

Multiple Myeloma
Malignant disease of plasma cells in the bone marrow with destruction of bone
M protein and Bence–Jones protein
Median survival 3 to 5 years, no cure
Manifestations: bone pain, osteoporosis, fractures, elevated serum protein
hypocalcaemia, renal damage renal failure, symptoms of anemia, fatigue,
weakness, increased serum viscosity, and increased risk for bleeding and
infection
Treatment may include chemotherapy, corticosteroids, radiation therapy,
biphosphonates

Bleeding Disorders
Primary thrombocythemia
Thrombocytopenia
Idiopathic thrombocytopenia purpura (ITP)
Hemophilia
Acquired coagulation disorders: liver disease, anticoagulants, vitamin K
deficiency
Disseminated intravascular coagulation (DIC)
Bleeding precautions

Question
Is the following statement True or False?
Disseminated intravascular coagulation is not a disease but a sign of an
underlying condition.

Answer
True
Disseminated intravascular coagulation is not a disease but a sign of an
underlying condition.

DIC
Not a disease but a sign of an underlying disorder.
Severity is variable; may be life-threatening.
Triggers may include sepsis, trauma, shock cancer abrupto placenta, toxins,
and allergic reactions.
Altered hemostasis mechanism causes massive clotting in microcirculation. As
clotting factors are consumed, bleeding occurs. Symptoms are related to
tissue ischemia and bleeding.
Laboratory tests.
Treatment: treat underlying cause, correct tissue ischemia, replace fluids and
electrolytes, maintain blood pressure, replace coagulation factors, use
heparin.

Nursing Process: The Care of the Patient with
DIC—Assessment
Be aware of patient who are at risk for DIC and assess for signs and symptoms
of the condition.
Assess for signs and symptoms and progression of thrombi and bleeding.

Nursing Process: The Care of the Patient with
DIC—Diagnoses
Risk for fluid volume deficient
Risk for impaired skin integrity
Risk for imbalanced fluid volume
Ineffective tissue perfusion
Death anxiety

Collaborative Problems/Potential
Complications
Renal failure
Gangrene
Pulmonary embolism or hemorrhage
Acute respiratory distress syndrome
Stroke

Nursing Process: The Care of the Patient with
DIC—Planning
Major goals may include maintenance of hemodynamic status, maintenance of
intact skin and oral mucosa, maintenance of fluid balance, maintenance of
tissue perfusion, enhanced coping, and absence of complications.

Interventions
Assessment and interventions should target potential sites of organ damage.
Monitor and assess carefully
Avoid trauma and procedures which increase risk of bleeding, including
activities which would increase intracranial pressure.

Therapies for Blood Disorders
Anticoagulant therapy
Splenectomy
Therapeutic apheresis
Therapeutic phlebotomy
Blood component therapy

Blood Transfusion Administration
Review patient history including history of transfusions and transfusion
reactions; note concurrent health problems and obtain baseline assessment
and VS
Perform patient teaching and obtain consent
Equipment: IV (20-gauge or greater for PRBCs) and appropriate tubing, normal
saline solution
Procedure to identify patient and blood product
Monitoring of patient and VS
Post procedure care
Nursing management of adverse reactions

Complications
Febrile nonhemolytic reaction
Acute hemolytic reaction
Allergic reaction
Circulatory overload
Bacterial contamination
Transfusion related acute lung injury
Delayed hemolytic reaction
Disease acquisition
Complications of long-term transfusion therapy