Sodium
Also known as: Na
Formal name: Sodium
Related tests: Chloride, Bicarbonate (or total CO2), Potassium, Electrolyte panel, Osmolality, BMP, CMP, Aldosterone, ADH
At a Glance
Why Get Tested?
To determine whether your sodium concentration is within normal limits and to help evaluate electrolyte balance and kidney function; to monitor chronic or acute hypernatremia or hyponatremia
When to Get Tested?
If you are experiencing dehydration or edema; also to monitor certain chronic conditions, like high or low blood pressure
Sample Required?
A blood sample drawn from a vein in the arm or, in some cases, a urine sample
