TAILIEUCHUNG - Ebook Lippincotts illustrated Q&A review of rubin's pathology (2nd edition): Part 1

(BQ) Part 2 book "Lippincotts illustrated Q&A review of rubin's pathology" presentation of content: The liver and biliary system, the pancreas, the kidney, the lower urinary tract and male reproductive system, the female reproductive system, hematopathology, the endocrine system, the amyloidoses, skeletal muscle,. | Chapter 14 The Liver and Biliary System QUESTIONS 4 A 48-year-old woman has a 3-week history of fatigue as well as yellow skin and sclerae. Physical examination is unremarkable except for mild jaundice. The serum bilirubin level is mg/dL, mostly in the unconjugated form. Liver function tests including serum AST, ALT, and alkaline phosphatase are normal. The hemoglobin level is g/dL. After corticosteroids are administered, the jaundice resolves. Which of the following diseases is the most likely cause of hyperbilirubinemia in this patient? (A) Acute hepatitis B infection (B) Autoimmune hemolytic anemia (C) Gallstone in the common bile duct (D) Primary biliary cirrhosis (E) Primary sclerosing cholangitis 5 A 20-year-old woman presents with a 2-week history of fever, malaise, and brown-colored urine. She recently visited Mexico. Physical examination reveals jaundice, mild hepatomegaly, and tenderness in the right upper quadrant. The serum bilirubin is mg/dL, with 60% in the conjugated form. Serum levels of AST and ALT are markedly elevated (400 and 392 U/L, respectively). Serum albumin and immunoglobulin levels are normal. Serum IgM anti–hepatitis A virus (anti-HAV) is positive. IgG anti–hepatitis B surface antigen (anti-HBsAg) antibodies are positive. Anti–hepatitis C virus antibodies are negative. What is the most likely diagnosis? (A) Acute viral hepatitis A (B) Acute viral hepatitis B (C) Acute viral hepatitis C (D) Autoimmune hepatitis (E) Chronic viral hepatitis B 6 A 3-day-old neonate born after a 32-week gestation develops yellow skin. Physical examination of the infant is unremarkable. Which of the following is most likely to be increased in this neonate’s serum? (A) Alanine aminotransferase (B) Carotene (C) Conjugated bilirubin (D) Galactosyltransferase (E) Unconjugated bilirubin Select the single best answer. 1 A 62-year-old man is brought to the emergency room in a disoriented state. Physical examination reveals signs of poor hygiene .

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