Serum glutamic-oxaloacetic transaminase, AST, SGOT.
Considered an indicator of cellular damage in liver disease, such as hepatitis or cirrhosis; and in heart disease, such as myocardial infarction.
Serum (1 mL) collected in a red- or tiger-top tube.
(Method: Spectrophotometry, enzymatic at 37°C)
|Age||Conventional Units||SI Units (Conventional Units × 0.017)|
|Newborn||25–75 units/L||0.43–1.28 micro kat/L|
|10 days–23 mo||15–60 units/L||0.26–1.02 micro kat/L|
|2–3 yr||10–56 units/L||0.17–0.95 micro kat/L|
|4–6 yr||20–39 units/L||0.34–0.66 micro kat/L|
|7–19 yr||12–32 units/L||0.20–0.54 micro kat/L|
| Male||20–40 units/L||0.34–0.68 micro kat/L|
| Female||15–30 units/L||0.26–0.51 micro kat/L|
|Greater than 50 yr (older adult)|
| Male||10–35 units/L||0.17–0.60 micro kat/L|
|Greater than 45 yr (older adult)|
| Female||10–35 units/L||0.17–0.60 micro kat/L|
|Values may be slightly elevated in older adults due to the effects of medications and the presence of multiple chronic or acute diseases with or without muted symptoms.|
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