The case of a 60-year-old patient with acute biliary pancreatitis spontaneo
usly infected by Clostridium perfringens is reported On CT scan, all the pa
ncreatic bed was filled by gas. The patient survived. Four cases have previ
ously been published Three were fatal and 2 occurred after a pancreatic bio
psy. Complete gas gangrene of the pancreas is a severity criterion and sugg
ests an infection by Clostridium perfringens.