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Chemistry & Basic Tests
AST (Aspartate Aminotransferase)
Enzyme found in liver, heart, and muscles. Elevated levels may indicate liver or heart damage.
CPT code
84450
Turnaround time
24–72 hours
Fasting required
No fasting needed
Collection container
Gold Top (SST)
About this test
Enzyme found in liver, heart, and muscles. Elevated levels may indicate liver or heart damage.
Specimen requirements
Collection container
Gold Top (SST)
gold top
Specimen
Serum
How to prepare
- 1
Bring a valid photo ID to your appointment
- 2
Plan for a 15–30 minute visit
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