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19 Cards in this Set
- Front
- Back
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Thyroid gland
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Produces T3 AND T4
T3 is Triodothyronin T4 is Thyroxine Iodine is actively transported to thyroid more T4 released to the tissues T4 is converted to T3 in peripheral tissues |
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Functions of thyroid
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Stimulate energy use
Incease O2 consumption increase rate/force of cardiac contract. increase heart output promote growth/devt. essential for brain devt. Role in muscle growth |
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Hypothyroid disease
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Sub-clinical quantity-decreased activity
Severe myxeedema - a waxy type of swelling under the skin , thick lips Cretinism- |
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Hypothyroid symptoms
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puffy face+ expressionless
Goiter -with low T3 & T4 Low temp & Heart rate CNS-impaired mentation Trx-Levothyroxine-Sinthroid Levothyroid |
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Levothyroxine
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gets converted to T3 in the body
can produce equal levels of T3&T4 requires 1 month to reach plateu |
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Levothyroxine uses
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All Hypothyroids
Cretinism Mxedema Thyroid surgery Radiation |
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Levothyroxin adverse effects
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No Adverse effects
Palpitations Heat intolerance |
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Levothyroxine interactions
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Fibre- decreased absorption
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Levothyroxine drug interactions
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Cholestyramine -reduced
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Cholestyramine
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Reduced by levothyroxine
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Calciuam and Alumininum antacids
Maalox and Mylanta |
reduced by cholestyramine
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Drugs that accelerate levothyroxin
Metabolism- |
Warfarin(Coumadin)
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Drugs that accelerate levothyroxin
Metabolism- |
Chatecolamines-dopamine and epinephrine
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Levothyroxine Nursing care
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Assess for hyperthyroid
Hypertension Palpitations |
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Hyperthyroidism
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Graves disease
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Hyperthyroidism
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Toxic nodular goiter
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Hyperthyroidism-severe
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Thyrotoxicosis
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Hyperthyroidism signs
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Exophthalmos-eye protrussion
Tachcardia and angina weak skeletal muscle rapid thought flow and speech Increased heat production-heat intolerance Throtoxicosis-ICU emergency |
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Hyperthyroidism treatment
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PROPYLTHIOURACIL(PTU)
Methimazole (Tapazole) |
