This is an experiment to see how well I can keeping abreast with (and discuss new) developments in the world of infectious disease and related disciplines. The name of this site, Tracking Zebra, reflects the fact that in the world of medicine most things are ordinary, mundane, and predictable. Horses. However, interspersed among the horses, on rare occasions, are zebras--the novel, emerging, mutated, species-jumping pathogens whose hoofbeats catch those expecting horses by surprise.