32 Mineralocorticoid Excess

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Which of the following is a symptom of primary hyperaldosteronism?

Hypertension (correct)

Hypokalemic acidosis

Hypercalcemia

Hypernatremia

What is the cause of low-renin hypertension in primary hyperaldosteronism?

Excessive aldosterone breakdown

Increased renin production

Inhibition of renin secretion (correct)

Renal artery stenosis

What is the most common cause of primary hyperaldosteronism?

Bilateral adrenal hyperplasia

Excessive aldosterone production

Renal artery stenosis

Unilateral adenoma (correct)

Which medication is commonly used to restore intravascular fluid volume and electrolyte concentrations in primary hyperaldosteronism?

Spironolactone Signup and view all the answers

How long does it take for the effects of spironolactone to increase after administration?

1 to 2 weeks Signup and view all the answers

Why is a period of at least 24 hours required to restore potassium equilibrium in primary hyperaldosteronism?

The deficit can be up to 400 mEq Signup and view all the answers

What is the high incidence of hypertension and ischemic heart disease in patients with Conn syndrome attributed to?

Conn syndrome itself Signup and view all the answers

What should be done preoperatively in patients with primary hyperaldosteronism?

Restore intravascular fluid volume and electrolyte concentrations Signup and view all the answers

What was the finding of a retrospective anecdotal study regarding intraoperative hemodynamic status in patients with Conn syndrome?

More stable when controlled with spironolactone Signup and view all the answers

What is the frequency of primary hyperaldosteronism in hypertensive patients with no other known cause of hypertension?

0.5% to 1% Signup and view all the answers

32 Mineralocorticoid Excess

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Questions and Answers

Which of the following is a symptom of primary hyperaldosteronism?

What is the cause of low-renin hypertension in primary hyperaldosteronism?

What is the most common cause of primary hyperaldosteronism?

Which medication is commonly used to restore intravascular fluid volume and electrolyte concentrations in primary hyperaldosteronism?

How long does it take for the effects of spironolactone to increase after administration?

Why is a period of at least 24 hours required to restore potassium equilibrium in primary hyperaldosteronism?

What is the high incidence of hypertension and ischemic heart disease in patients with Conn syndrome attributed to?

What should be done preoperatively in patients with primary hyperaldosteronism?

What was the finding of a retrospective anecdotal study regarding intraoperative hemodynamic status in patients with Conn syndrome?

What is the frequency of primary hyperaldosteronism in hypertensive patients with no other known cause of hypertension?

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