Thyroid Replacement Medication Interactions

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What is a crucial reason for patients to consult their HCP before switching brands of thyroid replacement medication?

To avoid medication interactions (correct)

To reduce the cost of the medication

To change the dosage of the medication

To ensure the same brand is available in the market

What can occur when switching brands of thyroid replacement medication?

No change in the physiologic response

Decreased side effects of the medication

Altered bioavailability of the drug (correct)

Increased efficacy of the medication

What is the primary concern related to switching brands of thyroid replacement medication?

Altering the medication's dosage form

Increasing the medication's cost

Affecting the medication's bioavailability (correct)

Changing the medication's mechanism of action

What can result from changes in the bioavailability of thyroid replacement medication?

Altered physiologic response to the medication Signup and view all the answers

Why is it important for patients to consult their HCP before switching brands of thyroid replacement medication?

To avoid potential changes in the physiologic response Signup and view all the answers

What is a potential consequence of switching brands of thyroid replacement medication without consulting an HCP?

Altered physiologic response to the medication Signup and view all the answers

What is the role of the HCP in managing thyroid replacement medication?

To advise patients on switching brands of medication Signup and view all the answers

What is the primary goal of treating hypothyroidism with hormone therapy?

To restore the euthyroid state as safely and rapidly as possible Signup and view all the answers

What is the significance of a high serum TSH level in diagnosing thyroid function?

It indicates a defect in the thyroid Signup and view all the answers

What is the difference between levothyroxine and liotrix in terms of their onset of action?

Levothyroxine has a peak of action of 1-3 weeks, while liotrix has a peak of 2-3 days Signup and view all the answers

Why is careful monitoring necessary when starting and adjusting the dosage of levothyroxine in patients with compromised cardiac status?

Because the usual dose may increase myocardial oxygen demand, causing angina and dysrhythmias Signup and view all the answers

What is the significance of the presence of thyroid antibodies in diagnosing hypothyroidism?

It suggests an autoimmune origin of the hypothyroidism Signup and view all the answers

What is the primary advantage of using liotrix in acutely ill patients with hypothyroidism?

It has a faster onset of action than levothyroxine Signup and view all the answers

What is the initial approach to dosage adjustment in young, otherwise healthy patients with hypothyroidism?

The dosage is adjusted according to the patient's response and laboratory findings Signup and view all the answers

What is the primary cause of cretinism in infancy?

Thyroid hormone deficiencies during fetal or early neonatal life Signup and view all the answers

What is a common result of decreased metabolic rate in hypothyroidism?

Weight gain Signup and view all the answers

What is a typical manifestation of hypothyroidism in older adults?

Fatigue and cold intolerance Signup and view all the answers

What is a potential complication of long-standing hypothyroidism?

Myxedema with a mask-like affect Signup and view all the answers

What is a common association of hypothyroidism?

Decreased cardiac output and increased cholesterol levels Signup and view all the answers

What is a potential progression of mental sluggishness in hypothyroidism?

Gradual or sudden impairment of consciousness or coma Signup and view all the answers

Why should older adults with confusion, lethargy, and depression be screened for thyroid disease?

Because they may have underlying hypothyroidism Signup and view all the answers

What is the primary reason for administering thyroid hormone therapy and other medications intravenously to patients with myxedema coma?

To ensure rapid absorption of the medication due to severe gastric hypomotility Signup and view all the answers

Why is it essential to monitor core temperature in patients with myxedema coma?

To prevent hypothermia Signup and view all the answers

What is the primary goal of frequent changes in patient positioning and using a low-pressure mattress?

To prevent skin breakdown and maintain skin integrity Signup and view all the answers

What is the expected outcome of thyroid hormone therapy in patients with myxedema coma?

A rapid increase in energy levels and mental alertness within 2-14 days Signup and view all the answers

Why is it important to assess the patient's comprehension level when providing instructions?

To determine the patient's ability to process complex instructions Signup and view all the answers

What is the significance of cardiac assessment in patients with myxedema coma?

It helps monitor the patient's response to hormone therapy Signup and view all the answers

What is the importance of written instructions for patients with hypothyroidism?

It helps patients process and retain complex information Signup and view all the answers

What is the primary focus of patient and caregiver teaching for patients with hypothyroidism?

The need for lifelong drug therapy and avoiding abrupt stopping of drugs Signup and view all the answers

What is the primary reason for monitoring vital signs, body weight, fluid intake and output, and visible edema in patients with myxedema coma?

To monitor the patient's response to hormone therapy Signup and view all the answers

What is the significance of gentle soap and moisturizer use in patients with myxedema coma?

It helps prevent skin breakdown and promotes skin integrity Signup and view all the answers

What is the primary mechanism of hypothyroidism in Hashimoto's thyroiditis?

Destruction of thyroid tissue Signup and view all the answers

Which of the following is NOT a risk factor for hypothyroidism?

Being male Signup and view all the answers

What is the most common cause of primary hypothyroidism in the United States?

Atrophy of the thyroid gland due to autoimmune diseases Signup and view all the answers

Which of the following medications can cause hypothyroidism?

Amiodarone Signup and view all the answers

What is the prevalence of mild hypothyroidism in the US population?

4% Signup and view all the answers

What is the term for the brief period of hypothyroidism related to stopping thyroid hormone therapy?

Thyroiditis Signup and view all the answers

What is the relationship between Graves' disease and hypothyroidism?

Graves' disease is a risk factor for hypothyroidism Signup and view all the answers