Spot Dx — X-ray clue to chest complaint

Emergency Medicine Journal

A 35-year-old man presents to the emergency department with a seven-day history of cough and dyspnoea.

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A 35-year-old man presents to the emergency department with a seven-day history of cough and dyspnoea.

At triage, his oxygen saturation is 69% on room air. His blood pressure and heart rate are normal.

He has a history of congenital hypoventilation syndrome and pulmonary hypertension.

His chest X-ray is shown.