Liver & kidney

FIB-4

Calculates the FIB-4 index from age, AST, ALT, and platelet count.

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Enter the available measurements

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Age (years)

AST (U/L)

ALT (U/L)

Platelet count (10⁹/L)

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For decision support only. This calculator is not a substitute for professional clinical judgment. Verify results against current guidance and the patient's clinical context.

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