Ranson's Criteria

Ranson's Criteria: presence of 3 or more are assoc. with increased mortality:

On admission

• • age: >55y

  • Sr. glu: >200 mg/dL

  • Sr. AST: >250 U

  • Sr. LDH: >350 IU/L

  • WBC: >16,000/mL

After 48 h

• • Hct: decrease of >10%

  • BUN: increase > 5 mg/dL

  • Sr. Ca: <8 mg/dL

  • PaO2: <60 mm Hg

  • Base deficit: >4 mEq/L

  • Fluid sequestration >6 L

Score: Mortality

< 2: 1%

3 - 4: 16%

5 - 6: 40%

> 6: 100%