“…Indeed, mortality rates >56% after 24 h and 75–89% after 48 h have been reported [ 8 – 10 ]. In an effort to identify a single salient feature that might clinch the diagnosis, an upright chest x-ray was consistently listed as the most important initial test [ 1 , 2 , 4 , 5 ]. It is clear, however, that simply obtaining the appropriate diagnostic tool is not enough.…”