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General Medicine General d23973e4

A 72-year-old woman with mild hea failure is treated overzealously with a thiazide diuretic. A few days later, the woman complains of muscle weakness, and laboratory tests demonstrate hypokalemia. Which of the following is most likely increased in this woman?

A
Aerial H+ concentration
B
Plasma aldosterone
C
Plasma sodium
D
Potassium retention

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