Norwegian researchers have found a marker in the blood of Corona patients that indicates if they will end up with serious issues and be in need of intensive care.
https://www.ahajournals.org/doi/10.1161/CIRCULATIONAHA.120.050360#.X4ldDrGs9Ks.twitter It's not a marker that is normally tested for, but if they test patients on arrival, they will be better able to prioritise on who get what treatment and how early. That can potentially lead to saving more lives.