APRI Score (Fibrosis)
Calculate APRI Score (Fibrosis) instantly with the exact formula and a worked example.
APRI Score (Fibrosis)
ASTU/L
AST upper limit of normal at your labU/L
Platelets×10⁹/L
APRI
0.625
AST, multiple of ULN
1.25
Interpretation
Indeterminate — elastography needed
More about: APRI Score (Fibrosis)
What it calculates
The “APRI Score (Fibrosis)” calculator computes APRI from 3 parameters: ast (U/L), ast upper limit of normal at your lab (U/L), platelets (×10⁹/L).
A professional calculation for specialists.
Example calculation
With parameters AST = 50 U/L, AST upper limit of normal at your lab = 40 U/L, Platelets = 200 ×10⁹/L the result is 0.625 (Screening index; does not replace elastography or biopsy).
How to use
- Enter ast, ast upper limit of normal at your lab and platelets — each field above is adjustable with a slider.
- APRI is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is APRI Score (Fibrosis) calculated?
The APRI Score (Fibrosis) calculator computes APRI from ast, ast upper limit of normal at your lab, platelets. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the APRI Score (Fibrosis) calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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