Renal Quiz #12Common Electrolyte Disturbances

1. A 72-year-old woman with a history of chronic heart failure is admitted to the hospital for worsening edema. Her medications include furosemide. Laboratory tests reveal hypokalemia. Which of the following is the most likely cause of her hypokalemia? 

Question 1 of 5

2. A 55-year-old man with type 2 diabetes mellitus presents with confusion and weakness. Laboratory tests reveal serum sodium of 120 mEq/L. Which of the following conditions is most likely responsible for his hyponatremia? 

Question 2 of 5

3. A patient presents to the emergency department with muscle weakness and tetany. Blood tests reveal hypocalcemia. Which of the following is the most likely mechanism for his symptoms? 

Question 3 of 5

4. A chronic alcoholic presents with confusion and ataxia. Laboratory tests reveal hypomagnesemia. Which of the following additional electrolyte disturbances is most likely to be present in this patient? 

Question 4 of 5

5. A 23-year-old woman is brought to the emergency department after ingesting a large quantity of antacids containing magnesium. Which of the following symptoms is most likely to be observed? 

Question 5 of 5


 

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