Difficulty: Medium
Average Score: 77%
Simulated
A patient with atrial fibrillation and a serum potassium level of 3.0 mEq/L takes digoxin (Lanoxin), ASA (aspirin), KCL (potassium chloride) and warfarin (Coumadin) daily. The patient reports visual disturbances. The nurse suspects problems with which medication?
Correct answer
A
Rationale
Digoxin toxicity, exacerbated by hypokalemia, can cause visual disturbances such as blurred vision or halos.