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Postgrad Med J 1999;75:109-111 doi:10.1136/pgmj.75.880.109
  • Self-assessment questions

Orange urine

  1. Robert C C Lord
  1. Department of Clinical Chemistry, Royal Hallamshire Hospital, Glossop Road, Sheffield S10 2JF, UK
    • Accepted 3 June 1998

    The figure shows a urine sample collected from a 27-year-old man undergoing treatment for haemochromatosis.

    Figure

    Questions

    1
    List the causes of an orange urine.
    2
    What are the properties of an ideal iron-chelating agent?
    3
    Discuss the genetic defect recently found in hereditary haemochromatosis.

    Answers

    QUESTION 1

    The causes of an orange urine are listed in boxFB1.

    Figure FB1

    QUESTION 2

    At the present time there is really only one useful …

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