Sickle Cell Anemia: Class 3 Flashcards

(52 cards)

0
Q

Pt is admitted with sickle cell crisis. the FIRST nursing action would be??

A
  1. Administer Pain medication

- You would administer oxygen first which would solve the hypoxia. If oxygen is an option choose O2.

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1
Q

What is contraindicated with a young woman who has sickle cell anemia with severe abdominal pain??

A
  1. Forcing Oral fluid therapy

Don’t give oral fluids to someone who has severe abdominal pain

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2
Q

Look up transfering sickle cell trait and disease to kids in the book!!

A

25% chance

Look this up in the book

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3
Q

What should a nurse do first for a client with a platelet count of 20,000??

A
  1. 20,000 is critical

2. Check for spontaneous bleeding

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4
Q

Idiopathic thrombocytopenia Purpura. What would the INITIAL treatment include?

A
  1. Glucocorticoid therapy
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5
Q

What is responsible for the neurologic manifestations associated with anemia?

A
  1. Tissue Hypoxia
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6
Q

Compensatory vital sign changes associated with anemia, infection and bleeding result in what??

A
  1. Increased Heart Rate
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7
Q

A nursing diagnosis that commonly addresses tissue hypoxia associate with hematologic disorders??

A
  1. Fatigue
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8
Q

What do you expect a Pt to have when someone has MODERATE anemia??

A
  1. Dyspnea and Fatigue
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9
Q

What is the manifestation of MOST CONCERN with someone with severe anemia?

A
  1. Dyspnea at Rest

Oxygen is not getting where it needs to be
Pt is at risk for ischemia

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10
Q

Sickle Cell Disease

A
  1. Both parents must have the gene for the disease to show
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11
Q

Sickle Cell Trait

A
  1. If one parent has trait there is a 50% chance each child will have the trait
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12
Q

Both Parents with Sickle Cell Trait?

A

25% chance that each child will have the disease

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13
Q

Sickle Cell Disease

-Mortality

A
  1. Incurable disease due to renal and pulmonary failure
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14
Q

Sickle Cell in CHildren

-Complications

A
  1. Stroke
  2. pulmonary - Acute chest syndrome/pneumonia
  3. Gall stone formation
  4. Anemia
  5. Pain & Infection
  6. Jaundice
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15
Q

Homozygous for sickle cell

A

<1% of African americans are homozygous for the disorder which means they have sickle cell disease

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16
Q

Sickle Cell Anemia

A
  1. Most Severe
  2. Homozygous for hemoglobin S (have disease)
  3. Inherited HbS from both parents
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17
Q

Sickle Cell Thalassemia

A
  1. Combination of sickle cell trait and thalassemia trait
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18
Q

Sickle Cell HbC disease

A
  1. Inherits HbS from one parent and another abnormal type of Hb from another
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19
Q

Sickle Cell Trait

A
  1. Inherit HbS from one parent and normal HbA from another
  2. People with sickle cell trait are usually asymptomatic unless triggered by a hypoxic event

> 40% of HbS is indicative of Sickle Cell Disease

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20
Q

Sickle Cell Episodes

-Triggers

A
  1. Hypoxia or deoxygenation of RBC
  2. Dehydration **
  3. High Altitudes **

Pg 178 bx 316

21
Q

Sickle Cell Episodes

-Symptoms

A
  1. Pain and swelling
  2. Pallor of mucous membranes
  3. Fatigue **
22
Q

Sickle Cell Crisis

A
  1. Severe, painful, acute exacerbation with vasoocclusive crisis
23
Q

Sickle Cell Crisis

-Nursing Priority

A
  1. Manage Pain

2. Rehydrate the Pt

24
Sickle Cell Crisis | -Manifestations
1. Severe capillary hypoxia - Change in membrane permeability - Thrombi - Tissue ischemia, Infarction, Necrosis - Shock - Stroke - Abdominal Pain
25
Thrombotic Crisis
1. Occurs when sickling occurs in micro circulation | 2. Extremely painful and can last an average of 4 to 6 days
26
Sickle Cell Disease | -Manifestations
1. Asymptomatic until sickling episode 2. Pallor - may be difficult to assess on dark skin individuals - Look at mucous membranes, conjunctiva, nail beds, palms 3. PAIN - aching in joints, hands, feet gnawing, throbbing
27
Sickle Cell in Infants | -Fetal HgB
1. Affected children are asymptomatic until 4 to 6 months of age 2. Sickling is inhibited by high levels of fetal Hgb 3. Infants have fetal Hgb till 4 to 6 months of age
28
Sickle Cell Disease | -Complications
1. Gradual Involvement of all body systems 2. Often fatal by middle age from RENAL and PULMONARY failure 3. Prone to infection - PNEUMONIA ** most common infection
29
Sickle Cell Disease | -Chronic Disease
1. Retinopathy 2. Cardiomegaly 3. Avascular necrosis 4. Skin ulcers 5. Delayed puberty 6. Anemia and leukocytosis
30
Sickle Cell Disease | -Diagnostics
1. Electrophoresis of Hemoglobin - Uses electrical current to separate HbA and HbS 2. Sickling Test - Checks if RBC will sickle when RBC's are deoxygenated
31
Sickle Cell Disorder | -What you see in a Serum Blood analysis?
1. HgbS (abnormal type) 2. Low Hemoglobin 3. High reticulocyte count
32
Sickle Cell | -Priority Interventions
1. Oxygenate 2. Rehydrate 3. Medicate - Give IV meds around the clock during crisis - -morphine or dilaudid
33
DEMEROL for Sickle Cell Pain Treatment
1. Do not use due to the breakdown of nor-meperidine which can cause seizures
34
Sickle Cells & Hydration
1. Sickled cells can revert back to normal hgb with hydration 2. Pt need to keep well hydrated to prevent crisis
35
Sickle Cell Disorder | -Nursing Management
1. No Treatment 2. Alleviate symptoms of disease complications 3. Minimize end-organ damage
36
Acute Chest Syndrome | -
1. Vasoocclusive crisis in the pulmonary vasculature | - Seen as New infiltrate on chest X-ray associated w/ FEVER, COUGH, SOB
37
Acute Chest Syndrome | -Nursing Management
1. Oxygen therapy 2. Fluid therapy 3. Antibiotics ***
38
Sickle Cell | -Blood Transfusions
1. Improved blood & Tissue oxygenation 2. Reduction in sickling 3. Temporary suppression of production of RBC's containing HbS
39
Blood Transfusions | -Complications
1. Overload of Iron in the body w/ frequent transfusions
40
Hemosiderosis
1. Overload of iron in the body | 2. May require iron-chelating therapy
41
Blood Transfusions | -Stroke
1. Chronic transfusion proven to be effective treatment of stroke complications related to sickle cell disease
42
Sickle Cell | -Nursing MGMT -- Medications
1. Folic Acid daily supplements 2. Hydroxyurea - For pt's with 4-5 crises per year 3. Stem cell transplant - Can cure some pt's with SCD (it may reoccur)
43
Hydroxyurea
1. Chemotherapy agent w/ potent effects on bone marrow 2. Increases the production of fetal hgb in the RBC's - prevents sickled cells from becoming rigid and occluding vessels
44
Fetal Hbg
1. Main oxygen transport protein in the fetus during last 7 months of development 2. Binds to oxygen with greater affinity then the adult form - this gives developing fetus better access to oxygen from mothers blood stream
45
Hydroxyurea | -Side effects
1. Suppression of blood counts - Specifically WBC's 2. Can cause neutropenia or thrombocytopenia 3. Pt can be at risk for INFECTION and BLEEDING
46
Sickle Cell Disorder | -Patient Teaching
1. Avoid high altitude - pt may need to move out of high altitude area 2. Maintain fluid intake 3. Treat infections 4. Control pain
47
Sickle Cell Disorder | -Nursing Dx
1. Acute Pain 2. Risk for impaired tissue perfusion 3. Risk for infection 4. Impaired physical mobility 5. Delayed growth and development
48
SCD | -Goals for treatment
1. Client will experience reduced complications as the result of sickling 2. Client will meet growth and development needs 3. Client will optimize physical mobility as tolerated
49
SCD | -Acute Pain
1. Administer prescribed analgesics (morphine) around the clock during crises 2. PCA education for parent or child 3. Reposition pt's for comfort
50
SCD | -Impaired Tissue Perfusion
1. Hydration - This can stop or reverse sickling 2. Supplemental Oxygen 3. Administer blood transfusions 4. Monitor for transfusion reactions 5. Encourage rest - WITH ALL ANEMIAS
51
SCD | -Risk For Infection (considerations)
1. Teach proper administration of antibiotics for prophylaxis or treatment 2. Assess resources to obtain antibiotics 3. Encourage use of vaccines