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A patient with a history of bulimia and recent recurrent vomiting presents to the ED with generalized weakness and dehydration, raising suspicion of hypokalemia. Which of the following ECG findings would be expected in a patient with severe hypokalemia?

A)Peaked T-waves
B)Absent U-waves
C)Decreased T-waves
D)Osborn waves
E)Sine waves

answer is ccc

cc
point is,in severe Hypokalemia only we see U waves and decreased T waves,in moderate first thing is prolonged QT interval and u waves not present most of the time.