thyroid drugz Flashcards

1
Q

What does thyroid gland do?

A

secretes hormones that regulare basal metabolic rate, thermoregulation

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2
Q

Three hormones of thyroid glands

A

Thyroxine T4
Triiodothyronine T3
Calcitonin

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3
Q

What is a goiter and what can cause it?

A

enlargement of the thyroid gland, caused by hypothyroidism

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4
Q

Manifestations of hypothyroidism?

A

Drowsiness, confusion
bradycardia
anorexia, weight gain, edema
constipation
fatigue, weakness
intolerance to cold
dry, sparse coarse hair
depression

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5
Q

Indication of Levothyroxine? routes?

A

hormone replacement therapy oral, IV

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6
Q

adverse effects of levothyroxine?

A

Thyroid storm causing:
tachycardia, palpitations, chestpain, increased BP, anxiety, tremors, insomnia, weight loss, heat intolerance

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7
Q

Long term use of levothyroxine causes?

A

osteoporosis

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8
Q

contraindications of levothyroxine?`

A

clients with hypertension

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9
Q

interactions of levothyroxine?

A

decreases effectiveness of insulin,
increases excretion of digoxin,
increases effects of warfarin,
food decreases absorption of levothyroxine

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10
Q

Implications of levothyroxine

A

base vitals
monitor tachycardia and irregular pulse

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11
Q

client teaching of levothyroxine

A

report HCP if :
heart palpitations, chestpain, or symptoms of thyroid storm present

do not discontinue, lifelong use.
notify b4 switching brands
take in AM on empty stomach
monitor TSH and T4 levels periodically

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12
Q

hyperthyroidism causes and overall increase in…

A

metabolism

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13
Q

manifestations of hyperthyroidism?

A

nervousness,tachycardia, increased apetite, weight loss, diarrhea
muscle weakness , fatigue, heat intolerance, flushing

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14
Q

what is first line of therapy for hyperthyroidism?

A

methimazole, given orally.

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15
Q

adverse effects of antithyroidism?

A

hypothyroidism, agranulocytosis
liver and bone marrow toxicity

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16
Q

contraindications of antithyroid med?

A

pregnancy and lactation
bone marrow depression
immunosuppression
liver failure

17
Q

Anticoagulants and antithyroid meds cause

A

increased anticoagulation effect

18
Q

digoxin and antithyroidism cause

A

increased digoxin level

19
Q

implications of antithyroid meds?

A

obtain base vitals
monitor thyroid level, WBC and platelet count
monitor for signs of hyperthyroidism and hypothyroidism

20
Q

for antithyroid meds, what do you administer to decrease tachycardia and tremors?

A

propanolol

21
Q

Client teaching- what should client report when on antithyroid meds?

A

report symptoms of fever, chills, headache, aalaise, weakness

22
Q

Client teaching-how should client administer when on antithyroid meds?

A

take with food at consistent times each day
consult HCP before starting OTC or herbal
do not discontinure abruptly
avoid foods high in iodine

23
Q

When is the theraputic effects and full benefits of antithyroidism medications?

A

1-2 weeks , full in 3-12