Multiple choice questions: emergency medicine
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A 26 year old man presents at the emergency department with sudden onset breathlessness.
Examination shows him to be dyspnoeic at rest, with saturations of 80% on air and a pulse rate of 100 beats/min. His trachea is not deviated, and his blood pressure is 117/82 mm Hg. Figure 1 shows his radiograph (Fig1).
After administering oxygen, what is the definitive course of management?
A 6 month old baby presents with a one day history of fever (39°C) and a generalised rash, which began on the legs and is now present on limbs and trunk, almost equally. The rash is purplish, non-palpable, and non-blanching.
Which of the following is the most likely diagnosis?
A is the correct answer. This patient has a large pnuemothorax with an obvious lung edge visible through the left hemithorax and radiolucency signifying air to the right of this. He has no mediastinal shift and he