45 - year - old man, day 3 ICU, admitted with fever and respiratory failure and left empyema. Background of long - term LVAD for cardiomyopathy. On examination he was awake and alert with an old sternotomy scar and a new left thoracotomy wound , three intercostal catheters in situ, and reduced breath sounds on the left side
Candidates were asked to assess him for the source of the fever.