A potassium blood test measures the potassium level in your blood to check your general health and diagnose conditions.
People being monitored for chronic kidney disease or heart failure often have high levels of potassium in their blood (hyperkalemia) due to impaired renal potassium excretion caused by kidney damage ...
People with certain conditions may be more likely to develop high potassium levels (hyperkalemia). Although these high levels may only last for a short time, some people will have high levels that do ...