At a Glance
Why Get Tested?
To detect liver damage
When to Get Tested?
If your doctor thinks that you have symptoms of a liver disorder
A blood sample drawn from a vein in your arm
The Test Sample
What is being tested?
AST is an enzyme found mostly in the heart and liver, and to a lesser extent in other muscles. When heart, liver or muscle cells are injured, they release AST into the blood.
How is the sample collected for testing?
A sample is taken by needle from a vein in the arm.
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