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Gastroenterology

Ranson Criteria Calculator

Pancreatitis severity and mortality

Calculate Ranson

Clinical use

Use this calculator for pancreatitis severity and mortality in thegastroenterology workflow. It is decision support and should be interpreted with the patient context, local protocols, and clinician judgment.

Interpretation

Score ≥3 at 48h: severe pancreatitis — consider ICU. Limitation: requires 48h to complete. Consider BISAP or CT Severity Index for earlier assessment.

Required inputs

  • On Admission
  • At 48 Hours

Evidence and limitations

This page cites 1 published reference. Confirm units and inclusion criteria before applying the output; calculators do not replace assessment, escalation, or local policy.

References

  • Ranson JH et al. Surg Gynecol Obstet 1974;139:69-81

Frequently asked questions

What is the Ranson Criteria?

Ranson Criteria is a clinical calculator used for Pancreatitis severity and mortality.

How do I interpret the Ranson Criteria?

Score ≥3 at 48h: severe pancreatitis — consider ICU. Limitation: requires 48h to complete. Consider BISAP or CT Severity Index for earlier assessment.

What inputs are required for the Ranson Criteria?

Required inputs include On Admission, At 48 Hours.

What is the evidence behind the Ranson Criteria?

The Ranson Criteria page cites Ranson JH et al. Surg Gynecol Obstet 1974;139:69-81.

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