Fast Five Quiz: Workup for Hyperkalemia

A. Brent Alper, Jr, MD

December 09, 2021

Elevated potassium produces ECG changes in a dose-dependent manner; however, the rate of rising serum potassium is a more important factor than the level of potassium. ECG features of hyperkalemia include:

Augmented R wave
Small or absent P wave
Prolonged PR interval
Wide QRS
Peaked T waves

Learn more about ECG findings in hyperkalemia.

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Cite this: A. Brent Alper. Fast Five Quiz: Workup for Hyperkalemia - Medscape - Dec 09, 2021.

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Fast Five Quiz: Workup for Hyperkalemia

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A. Brent Alper, Jr, MD

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