A sodium blood test measures the amount of sodium in your blood. Sodium is a type of electrolyte. Electrolytes are electrically charged minerals that help maintain fluid levels and the balance of chemicals in your body called acids and bases. Sodium also helps your nerves and muscles work properly.
You get most of the sodium you need in your diet. Once your body takes in enough sodium, the kidneys get rid of the rest in your urine. If your sodium blood levels are too high or too low, it may mean that you have a problem with your kidneys, dehydration, or another medical condition.
Other names: Na test
To diagnose an electrolyte imbalance and to monitor treatments for illnesses that may cause abnormal sodium levels.
This test is usually ordered as part of a routine health examine. Your doctor may order the test if you are experiencing several symptoms such as dehydration, blood pressure problems, and edema.
Note: The medical information provided here in this website is for informational purposes only and is not to be used as a substitute for professional medical advice, diagnosis or treatment.
