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Nur200 Exam 1- Questions With Verified Solutions
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Nur200 Exam 1- Questions With Verified Solutions
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Nur200 Exam 1- Questions With Verified SolutionsHyperThyroid aka Right Ans - thyrotoxicosis
Hyperthyroidism Right Ans - Thyroid gland makes too much thyroid
hormone
hyperthyroidism results in INC or DEC sympathetic NS, BMR, CO? Right
Ans - INC
Hyperthyroid etiology Right Ans - -Graves disease
-excess TSH
-toxic multinodular goiter
Hyperthyroid risk factors Right Ans - female, family Hx of Graves, inc
iodine intake, 20-40 years of age
Hyperthyroid Clinical Manifestations Right Ans - -heat intolerance
-emotional lability
-fine/loss of hair
-bulging eyes (exophthalmos)
-facial flushing
-enlarged thyroid
-tachycardia
-increased SBP
-finger clubbing
-breast enlargement
-weight loss
-tremors
-diarrhea
-menstrual changes
-muscle wasting
-localized edema
Graves disease Right Ans - an autoimmune disorder that is caused by
hyperthyroidism and is characterized by goiter and/or exophthalmos
,Graves disease symptoms Right Ans - anxiety, irritability, fatigue, rapid or
irregular heartbeat, fine tremor, sensitivity to heat, enlargement of thyroid,
weight loss, change in menstrual cycle, ED, reduced libido, frequent BM,
bulging eyes, pretibial myxedema (red, shiny shins)
Toxic multinodular goiter (Plummer Disease) Right Ans - One+ nodules in a
multinodular goiter become TSH-secreting
-develops slowly
-most common in postmenopausal women
Distinction from Graves: no exophthalmos or pretibial myxedema
May present as hyper or hypo*
Excess TSH is a rare cause of hyperthyroidism caused by Right Ans -
pituitary adenomas
thyroiditis Right Ans - inflammation of the thyroid gland, usually viral
infection. acutely, leads to inc TH (hyperthyroid). chronically, leads to dec TH
(hypothyroid).
euthyroid Right Ans - normal thyroid function
Thyroid antibody test Right Ans - Diagnostic test used to measure levels of
thyroid antibodies that are diagnostic for autoimmune thyroid disease. NR-
none- 1:20
INC --->Graves (hyperthyroid)
However, NR in hypothyroid
TSH test Right Ans - Diagnostic test to measure the level of thyroid-
stimulating hormone in the blood. NR- 0.35-5.5mu/mL
DEC - primary hyperthyroidism
INC - secondary hyperthyroidism
INC - primary hypothyroid
Thyroxine (T4) test Right Ans - NR- 4.5-11.5 mcg/dL
INC - hyperthyroid
DEC - hypothyroid
T3 (triiodothyronine) test Right Ans - NR- 70-205ng/dL
INC - hyperthyroid
, DEC - hypothyroid
(T3 and T4) Thyroid Hormones Right Ans - Graves disease results in a
chronic excess production of what?
T3 uptake Right Ans - 25-35% is normal, INC in hyperthyroidism, DEC in
hypothyroidism
RAI uptake Right Ans - Radioactive iodide uptake - measures how much
iodide goes into the thyroid gland. INC - Graves
antithyroid drugs Right Ans - Methimazole (Tapazole)
Propylthiouracil (PTU)
**treat with beta-blockers (-olol drugs) until the antithyroid drugs start to
work in about 2 weeks***
Antithyroid drugs adverse effects Right Ans - most dangerous is liver and
bone marrow toxicity
-monitor CBC for low values, leukopenia, thrombocytopenia, hepatotoxicity
liver panel
Thrombocytopenia Right Ans - low platelet count
Leukopenia Right Ans - Abnormally low white blood cell count
antithyroid drug teaching Right Ans - -give w food at same time of day
-don't stop abruptly
-may need to INC anticoagulants
-avoid high iodine food (seafood, tofu, soy sauce, iodized salt)
-may take several weeks (up to 2) to work
RAI therapy Right Ans - -destroys thyroid cells
-one dose may be enough with results in 6-8 weeks
-usually not hospitalized
-contraindicated in pregnancy
-may develop hypothyroidism
-adverse reactions: cardiac instability, thyroiditis
Thyroid storm Right Ans - increased temp, pulse and HTN
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