Purpose of Test Potassium is an extremely important electrolyte in the body, playing a crucial role in muscle contraction (both skeletal muscles and the heart muscle), the conduction of nerve impulses, and more. As such, it is ordered frequently in both the clinic and hospital setting.
The test may be ordered for a variety of reasons, including:
As part of a general chemistry or electrolyte panel during routine health exams To evaluate and monitor many chronic conditions, including heart conditions, high blood pressure, lung conditions, kidney conditions, endocrine conditions, and more To detect abnormalities in those who are experiencing vomiting, diarrhea, or dehydration If you have symptoms of high or low potassium, such as muscle weakness, palpitations or an irregular heart rhythm on an EKG (it’s important to note that abnormal potassium levels can be very serious even if symptoms are not present) To monitor medications, especially those that can result in a high or low potassium level To monitor acid-base balance in the body When intravenous fluids are given During cancer treatments that cause cell death (cell lysis or breakdown can result in the release of large amounts of potassium into the blood)...