Case Presentation: A 58 year old man with history of Enterococcus faecalis endocarditis and mechanical aortic valve replacement on oral anticoagulation presented to the emergency department with epigastric and right upper quadrant abdominal pain, melena, hematochezia, and hematemesis of one weeks’ duration. Physical exam revealed jaundice and abdominal tenderness in the right upper quadrant and [...]

Case Presentation: A 69-year-old male with a complex medical history including coronary artery disease, abdominal aortic aneurysm, and polyarthralgia was hospitalized for treatment of lower extremity necrotizing fasciitis and refractory ulcers. During hospitalization, the patient developed intermittent melena. Upper endoscopy was unremarkable. Contrast-enhanced CT revealed biliary dilation with evidence of blood in the biliary system [...]