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Self-assessment questions
A shot in the dark
Free
  1. N R Bees,
  2. J V Cook
  1. Department of Radiology, Queen Mary's Hospital for Children, Wrythe Lane, Carshalton, Surrey SM5 1AA, UK
  1. Dr Cook

http://dx.doi.org/10.1136/pmj.76.894.241

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    Answers on p249.

    A 9 year old boy of short stature presented to accident and emergency with trauma to his left wrist following an accident with an air gun (fig 1).

    Figure 1
    Figure 1
    Figure 1

    Dorsopalmar and lateral radiographs of the left wrist.

    Questions

    (1)
    What abnormalities are demonstrated on the plain radiographs of the wrist (fig 1)?
    (2)
    What biochemical tests would aid the diagnosis?
    (3)
    What additional radiological investigation should be performed and what abnormalities might be expected?