A 30-Year-Old Man Sees His Physician with Complaints of Pruritus,fever,and

A 30-year-old man sees his physician with complaints of pruritus,fever,and pain around his abdomen and right side that he says "have been there a while but suddenly got really bad." Laboratory results on his blood sample indicate elevated conjugated and unconjugated bilirubin and elevated alkaline phosphatase activity.There are no signs of chronic hepatitis or ascites.Gallstones are ruled out,and the physician notes that a previous diagnosis of ulcerative colitis had been made.What is the likely current diagnosis?

A) Primary sclerosing cholangitis
B) Acute hepatitis attack from fulminant hepatitis
C) Hemolytic anemia caused by tumor
D) Liver injury caused by obstruction of the portal vein