Q:

A 14 year old boy with asthma suddenly developed chest pain and increasing breathlessness He has reduced breath sounds on the right side. His oxygen saturation is 94% on air. What the single most appropriate investigation?

waelhammad
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2022-10-29
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A 14 year old boy with asthma suddenly developed chest pain and increasing breathlessness during a game of football. When seen in the emergency department he was not cyanosed.

He has reduced breath sounds on the right side. His oxygen saturation is 94% on air. What is the single most appropriate investigation?

  1. Capillary blood gases
  2. CXR
  3. CT chest
  4. Exercise challenge
  5. MRI chest
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waelhammad
2022-10-29
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The key is B. CXR. [Asthma is a predisposing factor for spontaneous pneumothorax. The presentation indicates pneumothorax for which most appropriate investigation is CXR]

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