Melissa is surprised when she is called back after having a routine resting EKG. Her cardiologist explains that there were some unusual
readings on the test. He shows Melissa the EKG strip and points out
the QT interval. The cardiologist explains that the QT interval on
Melissa's strip is longer than normal. Then, he shows her the T wave
and explains that it should not be as wide as it is. The cardiologist
suggests that Melissa has an electrolyte imbalance. Which issue is
Melissa MOST likely dealing with?
O hypocalcemia
O hyperkalemia
o hypokalemia
O hypomagnesemia