Author: Jared Scott, MD

Educational Pearls:

• EKG changes do not necessarily correlate to degree of hyperkalemia

• Traditional progression through peaked T-waves, flattened p-waves, QRS widening, and then sine-waves before asystole

References

Mattu A, Brady WJ, Robinson DA. Electrocardiographic manifestations of hyperkalemia. Am J Emerg Med. 2000;18:721–729.