Fig. 1

A 65-year-old man with Middle East respiratory syndrome coronavirus. Serial chest radiographs show a type 4 pattern of progression. A A frontal radiograph shows an ill-defined ground-glass opacity occupying the right upper and mid-zone in the peripheral location. B A follow-up radiograph after 3 days shows the bilateral ground-glass type of opacities with a further increase of the right opacity. C A follow-up radiograph after 5 days shows a further extension of the bilateral opacities with the development of consolidation in the left side along with effusion. The patient died on day 8 in the ICU