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19 Cards in this Set

  • Front
  • Back
Thyroid gland
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
Functions of thyroid
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
Hypothyroid disease
Sub-clinical quantity-decreased activity
Severe myxeedema - a waxy type of swelling under the skin , thick lips
Cretinism-
Hypothyroid symptoms
puffy face+ expressionless
Goiter -with low T3 & T4
Low temp & Heart rate
CNS-impaired mentation
Trx-Levothyroxine-Sinthroid
Levothyroid
Levothyroxine
gets converted to T3 in the body
can produce equal levels of T3&T4
requires 1 month to reach plateu
Levothyroxine uses
All Hypothyroids
Cretinism
Mxedema
Thyroid surgery
Radiation
Levothyroxin adverse effects
No Adverse effects
Palpitations
Heat intolerance
Levothyroxine interactions
Fibre- decreased absorption
Levothyroxine drug interactions
Cholestyramine -reduced
Cholestyramine
Reduced by levothyroxine
Calciuam and Alumininum antacids
Maalox and Mylanta
reduced by cholestyramine
Drugs that accelerate levothyroxin
Metabolism-
Warfarin(Coumadin)
Drugs that accelerate levothyroxin
Metabolism-
Chatecolamines-dopamine and epinephrine
Levothyroxine Nursing care
Assess for hyperthyroid
Hypertension
Palpitations
Hyperthyroidism
Graves disease
Hyperthyroidism
Toxic nodular goiter
Hyperthyroidism-severe
Thyrotoxicosis
Hyperthyroidism signs
Exophthalmos-eye protrussion
Tachcardia and angina
weak skeletal muscle
rapid thought flow and speech
Increased heat production-heat intolerance
Throtoxicosis-ICU emergency
Hyperthyroidism treatment
PROPYLTHIOURACIL(PTU)
Methimazole (Tapazole)