The Ranson criteria form a clinical prediction rule for predicting the prognosis and mortality risk of acute pancreatitis. They were introduced in 1974 by the English-American pancreatic expert and surgeon Dr. John Ranson (1938–1995).

Usage

A score of 3 or more indicates severe acute pancreatitis. This can cause organ failure, necrosis, infected necrosis, pseudocyst, and abscess. If diagnosed with severe acute pancreatitis, people will need to be admitted to a high-dependency unit or intensive care unit.

Acute pancreatitis not secondary to gallstones

At admission: Within 48 hours:

Acute pancreatitis secondary to gallstones

At admission: Within 48 hours:

Alternatives

Alternatively, pancreatitis severity can be assessed by any of the following:

Interpretation

Or