0020007
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Aspartate Aminotransferase, Serum or Plasma

AST
Example Reports
Abnormal
Normal

Ordering Recommendation

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

Plasma separator tube or serum separator tube.

Specimen Preparation

Allow serum tube to clot completely at room temperature. Separate serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.2 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Specimens containing sodium fluoride/potassium oxalate, EDTA, or citrate. Hemolyzed specimens. Specimens containing cellular material.

Remarks
Stability

After separation from cells: Ambient: 4 days; Refrigerated: 1 week; Frozen: 3 months

Methodology

Quantitative Enzymatic Assay

Performed

Sun-Sat

Reported

Within 24 hours

Reference Interval

By report (reports may vary based on instrumentation).

Interpretive Data



Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

84450

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Components

Component Test Code* Component Chart Name LOINC
0020007 Aspartate Aminotransferase 1920-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Aspartate transaminase
  • AST
  • AST/ALT ratio
  • GOT
  • Plasma AST
  • serum AST
  • Serum glutamic-oxaloacetic transaminase
  • SGOT
  • Transaminase, SGOT
Aspartate Aminotransferase, Serum or Plasma