[External and internal drainage in the surgery of inflammatory diseases of the gallbladder and extrahepatic bile ducts].

Of the 586 patients operated on for acute and chronic calculous cholecystitis, postcholecystectomy syndrome, 304 (51.8%) had external or internal drainage of the bile ducts been performed. External drainage was employed in 251, transduodenal papillosphincterotomy--in 87 patients, biliodigestive anastomosis was created in 52. In 93 patients, the external and internal drainage were combined. Indications for performance and separate methods for external and internal drainage of the bile ducts were defined. The postoperative lethality was 1.3%.