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biochemistryHas Critical Values
Aspartate Aminotransferase
AST· also: SGOT
Clinical Overview
AST is found in liver, heart, and muscle cells. Elevated AST suggests liver damage, heart attack, or muscle injury. AST:ALT ratio helps differentiate alcoholic vs non-alcoholic liver disease.
Reference RangesWHO/IFCC standards
| Age Group | Sex | Reference Range | Unit | Notes |
|---|---|---|---|---|
| Adults (18–64) | Male | 10 – 40 | U/L | — |
| Adults (18–64) | Female | 10 – 35 | U/L | — |
Also reported in: IU/L.
Critical (Panic) Values
Critical High: > 1000 U/L. Values outside these limits require immediate clinical attention.
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Related Topics
liverheartmuscleLFT