Case List History Objectives Radiology Images Questions LIVER Case #1 - A 60 year old with one month of vague epigastric pain DISCUSSION QUESTIONS: 5.) What are various etiologies of hepatic abscess? Etiologies of hepatic pyogenic abscess: Biliary: cholangitis due to calculi Infection via portal venous route (pylephlebitis) from any segment of GI tract drained by portal vein with appendicitis and diverticulitis the most common sources Generalized septicemia with involvement of liver by way of arterial circulation Direct extension from intraperitoneal infection Trauma Secondary infection of amebic liver abscess
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