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5061 Pathology

A 28-year-old woman is pinned by falling debris during a hurricane. An X-ray film of the leg reveals a compound fracture of the right tibia. The leg is immobilized in a cast for 6 weeks. When the cast is removed, the patient notices that her right leg is weak and visibly smaller in circumference than the left leg. Which of the following terms best describes this change in the patient’s leg muscle?

AAtrophy
BHyperplasia
CMetaplasia
DIschemic necrosis
Pathology
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5064 Pathology

A 27-year-old man develops malaise, fatigue, and loss of appetite three weeks after a meal at the Trucker’s Cafe. He notes passing dark urine. On physical examination, he has mild scleral icterus and right upper quadrant tenderness. Laboratory studies show serum AST of 62 U/L and ALT of 58 U/L. The total bilirubin concentration is 3.9 mg/dL, and the direct bilirubin concentration is 2.8 mg/dL. His symptoms abate over the next 3 weeks. On returning to the cafe, he finds that the city’s health department has closed it. Which of the following serologic test results is most likely to be positive in this patient?

AAnti-HAV
BAnti-HBc
CAnti-HBs
DAnti-HCV
Pathology
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