BISAP score for acute pancreatitis
Early in-hospital mortality in acute pancreatitis.
Inputs
BUN above 25 mg/dL
Impaired mental status
SIRS (2 or more criteria)
Age above 60
Pleural effusion
Worked calculation
Your values are highlighted.
- Points
When to use
- Within 24 hours of presentation with acute pancreatitis.
Pearls and pitfalls
- 3 or more is associated with organ failure and pancreatic necrosis.
Why use
Faster than Ranson (no 48-hour wait).
| Criterion | Points |
|---|---|
| BUN above 25 mg/dL | +1 |
| Impaired mental status | +1 |
| SIRS (2 or more criteria) | +1 |
| Age above 60 | +1 |
| Pleural effusion | +1 |