Part 8: advanced challenges in resuscitation. Section 1: life-threatening electrolyte abnormalities. European Resuscitation Council

Electrolyte abnormalities are among the most common reasons for patients to develop cardiac arrhythmias. Of all the electrolyte abnormalities, hyperkalemia is most rapidly fatal. A high degree of clinical suspicion and aggressive treatment of underlying electrolyte abnormalities can prevent many patients from progressing to cardiac arrest.

Published by Resuscitation, 2000. The guideline itself is at the source linked here.

pubmed.ncbi.nlm.nih.gov/10978804/