Severe blunt injury to the chest continues to be one of the leading causes of morbidity and mortality in both young and old trauma victims.Flail chest is one of the worst subset of these injuries and is likely the most common serious injury to the thorax seen by clinicians. See the image below.
Vesta, minor-planet designation 4 Vesta, is one of the largest objects in the asteroid belt, with a mean diameter of 525 kilometres (326 mi). It was discovered by the German astronomer Heinrich Wilhelm Olbers on 29 March 1807 and is named after Vesta, the virgin goddess of home and hearth from Roman mythology.
Best Answer: It used to be Ceres (952 km.), but this was reclassified in 2006 as a dwarf planet. Now it's almost a tie between Vesta at 512 km. and Pallas at 524 km. Ceres at 0.08 the earth's diameter. eg Pluto (0.18) and Eris (0.19) and these are arguably asteroids --- star like objects.