Which acute cholecystitis complication needs an urgent operation: Surgical Which acute cholecystitis complication needs an urgent operation: A. Pancreatitis B. Hydrops vesicae felleae C. Bile peritonitis D. Cholangitis E. Cholecystoduodenal fistula Answer: C. Bile peritonitis Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+