Gastroenterology · Surgery · ICU and Critical Care
Ranson Criteria (1974 non-biliary variant) calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
Result
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0
Ranson score 0–2
Band: Ranson score 0–2
Interpretation. Ranson score 0–2
Suggested management. Lower predicted severity; continue supportive care and reassessment.
Ranson Criteria (1974 non-biliary variant): 0 — Ranson score 0–2. Interpretation: Ranson score 0–2 What to do: Lower predicted severity; continue supportive care and reassessment. Inputs: Age >55 years at admission: false; WBC >16,000/mm³ at admission: false; Glucose >200 mg/dL at admission: false; LDH >350 IU/L at admission: false; AST >250 IU/L at admission: false; Hematocrit fall >10 percentage points within 48 hours: false; BUN rise >5 mg/dL within 48 hours: false; Serum calcium <8.0 mg/dL within 48 hours: false; PaO₂ <60 mmHg within 48 hours: false; Base deficit >4 mEq/L within 48 hours: false; Fluid sequestration >6 L within 48 hours: false Source: Ranson JH et al. Prognostic signs and the role of operative management in acute pancreatitis. Surg Gynecol Obstet (1974)
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Clinical inputs
- Age >55 years at admission
- WBC >16,000/mm³ at admission
- Glucose >200 mg/dL at admission
- LDH >350 IU/L at admission
- AST >250 IU/L at admission
- Hematocrit fall >10 percentage points within 48 hours
- BUN rise >5 mg/dL within 48 hours
- Serum calcium <8.0 mg/dL within 48 hours
- PaO₂ <60 mmHg within 48 hours
- Base deficit >4 mEq/L within 48 hours
- Fluid sequestration >6 L within 48 hours
Primary source
Ranson JH et al. Prognostic signs and the role of operative management in acute pancreatitis. Surg Gynecol Obstet (1974)
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