ATI NCLEX-RN Practice Questions Practice Question
Which ECG finding is most likely to be present in the client with a potassium of 6.0 mEq/L?
Correct Answer: C
Rationale: Hyperkalemia (potassium 6.0 mEq/L) typically causes peaked T waves on an ECG due to altered cardiac repolarization. Depressed S-T segments and U waves are more associated with hypokalemia and T/U wave fusion is less common.
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