Mnemonic for Ranson criteria of Acute Pancreatitis

Ranson criteria is a clinical prediction rule severity of acute pancreatitis.

At admission: "GA LAW"

Glucose; more than 200 mg/dL
AST: more than 250 IU/L

LDH: more than 350 IU/L
Age: more than 55 years
WBC: more than 16000 cells/mm3


At 48 hours: "C Hobbs"

Calcium: less than 8.0 mg/dL

Hematocrit fall more than 10%

Oxygen: PO2 less than60 mmHg
BUN increased by 1.5 or more mg/dL after IV fluid hydration
Base deficit: more than 4 mEq/L
Sequestration of fluids: more than 6 L


Score 0 to 2 : 2% mortality
Score 3 to 4 : 15% mortality
Score 5 to 6 : 40% mortality
Score 7 to 8 : 100% mortality