A patient with Addison's disease is likely to have which electrolyte imbalance?
Hypokalemia
Hyperkalemia
Hyponatremia
Hypernatremia
Correct Answer : B,C
(A) Hypokalemia: Addison’s disease does not cause potassium loss.
(B) Hyperkalemia: Addison’s disease involves adrenal insufficiency, leading to low aldosterone levels. Aldosterone normally promotes potassium excretion; without it, potassium accumulates in the blood.
(C) Hyponatremia: Lack of aldosterone also prevents sodium retention, leading to excess sodium loss in urine and low sodium levels.
(D) Hypernatremia: Sodium levels are low due to excessive sodium excretion.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
(A) Mannitol: Osmotic diuretic, does not significantly lower potassium.
(B) Calcium Carbonate: Used for hypocalcemia, not hyperkalemia.
(C) Glucose & Insulin: Insulin drives potassium into cells, reducing serum potassium levels. Glucose is given to prevent hypoglycemia.
(D) Metoprolol: Beta-blocker, does not directly lower potassium.
Correct Answer is B
Explanation
Trousseau’s sign is a sign of hypocalcemia, not hypercalcemia. It occurs when inflating a blood pressure cuff causes carpal spasms due to increased neuromuscular excitability.
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