Wilson Disease Quiz
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Questions and Answers

What is the main cause of Wilson disease?

  • Elevated 24-hour urine copper excretion
  • Presence of Kayser-Fleischer rings in the iris
  • Mutations in the ATP7B gene (correct)
  • Depressed serum levels of ceruloplasmin

    • Which symptom may rarely occur before the age of 3 in Wilson disease?

  • Anemia (correct)
  • Tremor
  • Neurologic abnormalities
  • Hepatic presentations

    • What is the function of the encoded protein of the ATP7B gene?

  • Neurotransmitter regulation
  • ATP-driven copper pump (correct)
  • Hemoglobin production
  • Ceruloplasmin synthesis

    • Which of the following is a characteristic of Wilson disease?

    <p>Hepatocellular injury</p> Signup and view all the answers

    What is a potential hepatic presentation of Wilson disease?

    <p>Appearance of jaundice</p> Signup and view all the answers

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