Gastrointestinal System

{"ops":[{"insert":"Diagnosis and reasoning"},{"insert":"\n","attributes":{"header":1}},{"insert":"This middle-aged man has presented with what appears to be new-onset steatorrhea, along with profound weight loss. He was diagnosed with pancreatic carcinoma recently, and treated palliatively, via biliary stenting.\n\nSteatorrhea is a symptom, not a disease; it indicates the presence of fat malabsorption. Given the current clinical context, this could either be due to biliary tract obstruction, or exocrine pancreatic insufficiency (EPI).\n\nHis liver profile shows normal total and direct bilirubin levels, indicating that the stent is most likely patent. The elevated transaminase levels and gamma-glutamyl transferase (GGT) are not unexpected and can be explained by his continued heavy consumption of alcohol. However, the deranged INR is unusual"}]}

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