NCLEX-RN

Category - Reduction of Risk

A client’s laboratory report reveals a serum potassium level of 3.2 mEq/L. On electrocardiogram, which of the following findings is not consistent with the result of the laboratory value?
  1. Tall, peaked T waves
  2. ST depression
  3. Prominent U wave
  4. Flat T wave
Explanation
Answer - A - A serum potassium level of 3.2 mEq/L indicates hypokalemia. Electrocardiogram changes associated with hypokalemia include ST depression, flat, or inverted T wave, and prominent U wave.
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