Fig. 2From: Empyema necessitans caused by methicillin-resistant Staphylococcus aureus: a case report and literature reviewChest radiography and contrast-enhanced chest computed tomography scan acquired on admission. a Chest radiography reveals an infiltrative shadow in the left upper lung field. b Contrast-enhanced computed tomography reveals fluid accumulation with marginal contrast enhancement around the sternocostal joint of the left first rib, extending subcutaneouslyBack to article page