2017 Puerto Rico leptospirosis outbreak

The 2017 Puerto Rico leptospirosis outbreak was an outbreak of leptospirosis that affected Puerto Rico in the fall of 2017, following Hurricane Maria's landfall. == Background == Leptospirosis, caused by an infection of Leptospira bacteria, is likely the most ubiquitous disease transmitted between animals and humans globally, with over 870,000 cases and 49,000 deaths reported annually.