Symptoms of hyperkalemia include fatigue, muscle weakness, heart palpitations and rapid breathing, and if potassium gets high enough it can cause heart rhythm disturbances, which can disrupt blood flow enough to cause stroke, heart attack, kidney failure and clots in the lungs. (virginiahopkinstestkits.com)
Increased intake of potassium can cause hyperkalemia if kidney function is poor. (dietgrail.com)
Be sure to follow discharge instructions to prevent recurrent hyperkalemia if your potassium supplementation continues after you leave the hospital. (healthyeating.sfgate.com)