A client taking digoxin has a potassium level of 2.9 mEq/L. Why is this finding concerning?

Question

Accepted Answer

B. Low potassium increases the risk of digoxin toxicity and dysrhythmias — Hypokalemia increases digoxin binding and toxicity risk, which can precipitate dangerous dysrhythmias. The nurse should notify the provider and anticipate potassium replacement/monitoring.

Answer

A. Low potassium decreases digoxin effectiveness

Answer

C. Low potassium prevents any dysrhythmias

Answer

D. Potassium level has no relationship to digoxin