Saturday, February, 11, 2012

Hyperkalemia

Table of Contents

Alternative Names

High potassium; Potassium - high


Symptoms

Hyperkalemia often has no symptoms. Occasionally, people may have the following symptoms:

  • Irregular heartbeat
  • Nausea
  • Slow, weak, or absent pulse

Signs and tests
  • ECG may show changes related to hyperkalemia
  • ECG may show potentially dangerous arrhythmias:
    • Heart block that may become a complete heart block
    • Slower than normal heartbeat (bradycardia) that progressively slows
    • Ventricular fibrillation
  • Pulse may be slow or irregular
  • Serum potassium is high


Review Date: 11/15/2009
Reviewed By: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)