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16 Questions

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Hypothyroidism

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Questions and Answers

What is the most common cause of hypothyroidism in adults?

Pituitary disorder

Autoimmune thyroiditis (Hashimoto disease) (correct)

Radioiodine treatment

Thyroidectomy

What is the term for hypothyroidism resulting from dysfunction of the thyroid gland itself?

Hypothalamic hypothyroidism

Central hypothyroidism

Pituitary hypothyroidism

Primary or thyroidal hypothyroidism (correct)

What is the term for hypothyroidism resulting from failure of the pituitary gland or the hypothalamus?

Primary hypothyroidism

Pituitary hypothyroidism

Hypothalamic hypothyroidism

Central hypothyroidism (correct)

What is the term for hypothyroidism resulting from a pituitary disorder?

Pituitary or secondary hypothyroidism Signup and view all the answers

Which term refers to the accumulation of mucopolysaccharides in subcutaneous and other interstitial tissues?

Myxedema Signup and view all the answers

What is the term used to describe severe symptoms of severe hypothyroidism?

Myxedema Signup and view all the answers

Which manifestation is frequently seen in adults with hypothyroidism?

Fatigue and lethargy Signup and view all the answers

What cardiovascular-related manifestation may be noted in patients with hypothyroidism?

Bradycardia Signup and view all the answers

What is a characteristic of severe hypothyroidism?

Subnormal body temperature Signup and view all the answers

What may occur with severe hypothyroidism?

Respiratory muscle weakness Signup and view all the answers

What is associated with severe hypothyroidism?

Elevated serum cholesterol level Signup and view all the answers

What is myxedema coma?

A rare life-threatening condition of severe hypothyroidism Signup and view all the answers

What may precipitate myxedema coma?

Infection or systemic disease Signup and view all the answers

What is the mortality rate of myxedema coma despite treatment?

40% Signup and view all the answers

What may patients with myxedema coma exhibit?

Hypothermia and hypotension Signup and view all the answers

What may myxedema coma patients initially show signs of?

Depression, diminished cognitive status, lethargy, and somnolence Signup and view all the answers