The most common cause of suppurative cholangitis

Stone in common bile duct
CHOLANGITIS
Ascending bacterial infection of the biliary ductal system with obstruction
• MC cause of acute cholangitis is
choledocholithiasis
• MC causative organism - E. coli, Klebsiella pneumonia, Streptococcus faecalis, & Bacteroid fragills.

Treatment
• Initial treatment: IV antibiotics & aggressive hydration