LRINEC Score Calculator

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LRINEC Score

Clinical Decision Tool

Calculates the Laboratory Risk Indicator for Necrotising Fasciitis from six laboratory measurements.

C-Reactive Protein (mg/L)

0 — Below 150 0 4 — 150 or higher +4

White Cell Count (×10⁹/L)

0 — Below 15 0 1 — 15–25 +1 2 — Above 25 +2

Haemoglobin (g/dL)

0 — Above 13.5 0 1 — 11.0–13.5 +1 2 — Below 11.0 +2

Sodium (mmol/L)

0 — 135 or higher 0 2 — Below 135 +2

Creatinine (µmol/L)

0 — 141 or lower 0 2 — Above 141 +2

Glucose (mmol/L)

0 — 10.0 or lower 0 1 — Above 10.0 +1

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Clinical Decision Support Only

MediCalc calculators are intended to support qualified healthcare professionals and must not replace professional clinical judgement. Do not enter patient-identifiable information into Saved Progress.

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