OSMALALITY - SERUM
On same day
No special preparation is required
Why OSMOLALITY - SERUM test is done A blood osmolality test, also known as a serum osmolality test, is most often used to: Check the balance between water and certain chemicals in the blood. Find out if you have swallowed a poison such as antifreeze or rubbing alcohol. Help diagnose dehydration, a condition in which your body loses too much fluid.