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Exam (elaborations)

NR 565 Final Study Guide

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NR 565 Final Study Guide

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NR 565 Final Study Guide
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Studym1onlinem1atm1https://
quizlet.com/_cdtlkd
1.WEEK 5: ... m1 m1

2.Thyroid
o Diagnosis & Evaluation m1 m1




What labs are used to diagnose?: -TSH -
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used primarily for screening and diag-
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nosing hypothyroid and for monitoring replacement therapy in hyp
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hyroid patients m1




-T4 - m1

Used to monitor thyroid hormone replacement therapy and to scree
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for thyroid dysfunction
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-T3 - m1

Useful in the diagnosis of hyperthyroidism; can also be used to m
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nitor hormone replacement therapy
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-TSH low m1

-T4 normalm1

-T3 is high = hyperthyroidism
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3.Thyroid
o Diagnosis & Evaluation m1 m1




Timeframe for re- m1 m1

check of labs after starting levothyroxine?: Recheck TSH 6-
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8 weeks after initiating therapy and after any dosage change; Chec
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k TSH at least once a year after serum TSH is stabilized
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4.Thyroid
o Diagnosis & Evaluation m1 m1




Signs and symptoms of hypothyroidism?: Hypothyroidism: Depend on
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everity.
o Mild: subtle and may go unrecognized
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o Moderate to severe: m1 m1

-Face is pale, puffy, and expressionless.
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-Skin cold and dry.
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-Hair is brittle and hair loss occurs.
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-Slowed Heart rate. m1 m1

-Patient may complain of lethargy, fatigue, and
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1m1/
m151

, NR 565 Final Study Guide
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Studym1onlinem1atm1https://
quizlet.com/_cdtlkd
-Temperature m1ism1lowered m1&m1intolerant m1tom1cold.

-
Thyroid Enlargement may occur if reduced lev
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els of T3 and T4
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Mentation may be impaired.
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5.Thyroid
o Diagnosis & Evaluationm1 m1




2m1/
m151

, NR 565 Final Study Guide
m1 m1 m1 m1


Studym1onlinem1atm1https://
quizlet.com/_cdtlkd

Signs and symptoms of hyperthyroidism?: o Elevated Heart rate and
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strong, and dysrhythmias and angina may develop
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o The CNS is stimulated, resulting is nervousness, insomnia, rapid th
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ought flow, and rapid speech, hyperreflexia, tremors
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o Skeletal muscles may weaken and atrophy
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o Metabolic rate is raised, resulting in health and skin that is warm
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and moist m1

o Feeling Hot + Heat intolerance
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o Appetit is increased but fails to match metabolic rate resulting in
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weight loss m1

o All of these signs are referred to as thyrotoxicosis
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o Also usually present with exophthalmos - bulging of the eyes
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6.Thyroid
o Treatment

Treatment of thyroid storm?: Characterized by profound hyperthermia
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105 de- m1

m1grees F or higher), severe tachycardia, restlessness, agitation, and
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tremor.
Unconsciousness, coma, hypotension, and heart failure may m1 m1 m1 m1 m1 m1 m1

ensure. These symptoms are produced by excessive levels
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of thyroid hormone Thyroid crisis can be life threatening an
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d requires immediate treatment.
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o High doses of potassium iodide or strong iodine solution are gi
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ven to suppress thyroid hormone release.
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o Methimazole is given to suppress thyroid hormone synthesis
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o A beta blocker is given to reduce heart rate
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o Additional measures include sedation, cooling,
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and giving glucocorticoids and IVF
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7.Thyroid
o Treatment

Result of not treating hypothyroidism during pregnancy?: Can result in
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erma- nent neuropsychological deficits in the child -
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decrease child's IQ
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The effect of hypothyroidism is limited largely to the first trimester,
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a time during which the fetus is unable to produce thyroid hormon
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of its own
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3m1/
m151

, NR 565 Final Study Guide
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Studym1onlinem1atm1https://
Somem1quizlet.com/_cdtlkd
authoritiesm1currentlym1recommendm1routinem1screeningm1form1hypoth
yroidism as soon as pregnancy is confirmed
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Women already taking thyroid hormone replacement will need to in
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rease dose by 50% max between weeks 4-
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8 of gestation and the levels will level out by week 16
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8.Thyroid
o Treatment




4m1/
m151

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