61). A 60-year -old woman , mother of 6 children , developed a sudden onset of upper abdominal pain radiating to the back, accompanied by nausea, vomiting, fever and chills. Subsequently, she noticed yellow discoloration of her sclera and skin. On physical examination the patient was found to be febrile with temp. of 38, 9oC, along with right upper quadrant tenderness. The most likely diagnosis is: A. Choledocholithiasis B. Benign biliary stricture C. Malignant biliary stricture D. Carcinoma of the head of the pancreas E. Choledochal cyst Explanation : 5F are to risk factors for the development of cholelithiasis in an event of upper abdominal pain: F air: more prevalent in Caucasian population(fair) F at: BMI >30 F emale gender F ertile: one or more children F orty: age ≥40 62). In which of the following disorders does the pathophysiology of portal hypertension involve presinusoidal intrahepatic obstruction? A. Congenital hepatic fibrosis B. Alcoholic cir
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