All content on Lab Tests Online has been reviewed and approved by our Editorial Review Board.
At a Glance
Why Get Tested?
To help detect a condition causing tissue damage, such as a blood or liver disease, and to monitor its progress; to help stage, determine prognosis, and/or response to treatment of certain cancers; to help evaluate body fluid (other than blood)
When to Get Tested?
Along with other tests, when a health practitioner suspects that you have an acute or chronic condition that is causing tissue or cellular destruction; sometimes when you have been diagnosed with cancer; when you have symptoms of meningitis or have fluid accumulation in a specific part of your body
A blood sample drawn from a vein in your arm; sometimes a special procedure may be performed to collect a sample of body fluid from an affected area of the body
Test Preparation Needed?