European Resuscitation Council guidelines for resuscitation 2005. Section 7. Cardiac arrest in special circumstances.

lectrolyte abnormalities can cause cardiac rrhythmias or cardiopulmonary arrest. Lifehreatening arrhythmias are associated commonly ith potassium disorders, particularly hyperalaemia, and less commonly with disorders of erum calcium and magnesium. In some cases herapy for life-threatening electrolyte disorders hould start before the laboratory results become vailable. The electrolyte values for definitions have been hosen as a guide to clinical decision-making. he precise values that trigger treatment deciions will depend on the patient’s clinical conition and the rate of change of the electrolyte alues. There is little or no evidence base for the treatPrevention of electrolyte disorders