Transport: at 2-8˚c, -20˚c
Storage: 1 day at 2-8˚c,for 1 month at -20˚c
Test Name: Potassium
Normal Range: 3.3-5.5
To determine if the concentration of potassium in your blood is within normal range.
Blood potassium concentrations are frequently measured as part of routine health screening and in the clinical investigation of many diseases. It is measured in those who take diuretics or heart medications, and in the investigation of high blood pressure and kidney disease. It is also used to monitor patients on kidney dialysis or diuretic therapy, and patients receiving intravenous therapy on a drip
A blood sample taken from a vein in the arm
Potassium is present in all body fluids, but most potassium is within your cells. Only a very small amount of potassium is contained within the serum or plasma component of the blood. In health, the amount of potassium within serum is tightly controlled, however, many illnesses / drugs can cause concentrations of potassium to become too high or too low. An abnormal concentration can alter the function of the nerves and muscles including those of the heart.I In extreme cases you may experience disturbances to your heart beat or the heart muscle may even lose its ability to contract.
How is the sample collected for testing?
A blood sample is taken by needle from a vein in the arm.
Is any test preparation needed to ensure the quality of the sample?
No test preparation is needed.