Anemias Flashcards

1
Q

What is anemia?

A

Lower than normal hemoglobin levels

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2
Q

What are the 3 classifications of anemia?

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A
  • Hypoproliferation: not making enough RBCs
  • Hemolytic: destruction of RBCs
  • Blood Loss
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3
Q

What is hypoproliferative anemia?

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A

not making enough RBCs (defect in production of RBCs)

Examples:
* Iron deficiency anemia, B12, or folate deficiency

Causes:
Gastritis, GI tumors, pregnancy, GI bleed

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4
Q

S/S and treatment of Hyperproliferative Amenia

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A

S/S:
* rigid nails
* Low MCV (size of RBCs)
* smooth, sore tongue

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5
Q

Signs & Symptoms of Anemia

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A
  • Fatigue
  • Weakness
  • Pallor or jaundice
  • Cardiac & Respiratoyr symptoms
  • Tongue changes
  • Nail changes (rigid nails)
  • PICA
  • Angular chelosis
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6
Q

What is hemolytic anemia?

A

excess destruction of RBCs

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7
Q

Types of Hyperproliferative Anemia

A
  • Iron deficiency
  • Anemia in renal disease
  • Anemia of chronic disease
  • Aplastic anemia
  • Megaloblastic anemia
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8
Q

What is the most common type of anemia among all age groups?

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A

Iron Deficiency Anemia

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9
Q

Manifestations / Signs & Symptoms of Iron Deficeincy Anemia

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A
  • Fatigue
  • Weakness
  • Fluid Volume Deficit (FVD)
  • Tongue Changes (smooth, sore tongue)
  • Riged nails
  • Angular Cheilosis
  • PICA
  • Increased RR & HR
  • SOB
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10
Q

What is the treatment for Amenia in Renal Disease?

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A

Recumbent (synthetic) Erythropoietin (Epoetin Alfa also known as Epogen, Procrit, or Aranesp)

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11
Q

What is Anemia in Renal Disease and when does it occur?

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A
  • Occurs in association of serum Creatinine level > 3 mg / 100 mL

As kidenys fail, less erythropoietin is produced

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12
Q

What classification of anemia is sickle cell anemia under?

A

Hemolytic anemia

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13
Q

What classification are Iron deficiency anemia, anemia in renal disease, & sickle cell anemia part of?

A

Iron deficiency & anemia in renal disease = hypoproliferative amenia

  • Sickle Cell Anemia = hemolytic anemia
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14
Q

A patient with renal fialure has decreased erythrocyte production. Upon analysis of the patient’s CBC, the nurse will expect which of the following results?

a.) Increased hemoglobin & decreased hematocrit
b.) A decreased hemoglobin & hematocrit
c.) A decreased mean corpuscular volume (MCV) & red cell distribution (RDW)
d.) An increased mean corpuscular volume (MCV) & red cell distribution (RCD)

A

b.) A decreased hemoglobin & hematocrit

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15
Q

A patient with a hemoglobin of 7.7 g/dL has 2 units of PRBCs ordered for transfuion. Which intervention(s) should the nurse implement? (Select all that apply)

a.) Obtain signed consent
b.) Initiate a 22 g IV
c.) Assess the patient’s lungs
d.) Check for allergies
e.) Hang a keep open IV of D5W

A

a.) Obtain signed consent
c.) Assess the client’s lungs (to check for fluid volume status)
d.) Check for allergies

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16
Q

The patient receiving a unit of PRBCs begins to chill & develops hives. Which action should be the nurse’s first response?

a.) Notify the laboratory & HCP
b.) Administer the histamin-1 blocker
c.) Assess the patient for further complications
d.) Stop the transfusion & change the tubing at the hub

A

d.) Stop the transfusion & change the tubing at the hub

17
Q

What type of inheritance is sickle cell anemia?

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A

Autosomal recessive trait

18
Q

What are triggers of sickle cell anemia crisis?

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A
  • cold
  • dehydrated
  • increased stress or exercise
  • high altitutdes
19
Q

What diagnostic tests are used in the diagnosis of anemia?

A
  • Hemoglobin
  • Hematocrit
  • Reticulite Cell Count (immature RBCs)
  • Iron Studies
  • Bilirubin
  • Mean Corpuscular Volume (MCV)
  • Bone Marrow Aspiration
20
Q

What findings are associated in geriatric patients who have anemia?

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A
  • Confusion
  • Injury due to falls
  • Vertigo & Dizziness
  • Depressed mood (due to fatigue)
  • Fatigue
  • Hypoxia
21
Q

Management of Iron Deficiency Anemia

A
  • Diet Counseling
  • Iron Supplements
22
Q

Clinical Manifestations of Sickle Cell Anemia

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A
  • tired or fatigued
  • Respiratory Problems / SOB (from activities that shouldn’t normally cause SOB)
  • Pale or jaundice
  • Pain (from thrombosis / sticking of RBCs)
  • Kidney Failure
  • Dizziness or lightheadedness
  • Chronic coolness in hands & feet
  • Frequent headaches

cells only last 10-20 days instead of 120 days like RBCs should

Acute Chest = increased RR, SOB (looks like pneumonia & CXR looks like pneumonia)

23
Q

What complications are patients with Sickle Cell Anemia at increased risk for?

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A
  • Stroke (clots)
  • Anxiety & Depression
  • Infections
  • Retinopathy & in some cases blindness
24
Q

Medical Management of Sickle Cell Anemia

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A
  • Folate (increases RBC turnover)
  • Penicillins (until age 5 when pt’s can get vaccines)
  • Vaccinations
  • Bone Marrow Transplants (can “cure” in some cases, but are very risky)
  • Pain: NSAIDs, Analgesics, Opiods, etc.
  • Hydroxyurea (creates fetal hemoglobin which reduces sickling from occuring & can reduce # of sickle cell crises)