Pancreatic calculi were not extracted but strictures that were thought to interfere with stent placement were dilated. When a leak was not found, a 12 or 15 cm long stent was used. The patients ...

Endotherapy includes pancreatic sphincterotomy, extraction of stones, placement of stent, and dilatation of strictures, sometimes preceded or followed by extracorporeal shock-wave lithotripsy.