Violaine Esnault

@violaineesnault.bsky.social

MD Infectious Diseases 🦠 focus on transplant ID and fungal infections 🍄

Ever heard of Edward Kass? He introduced the ≥10⁵ CFU/mL cutoff—the so-called ‘magic number.’ But it was arbitrary—a line between true bacteriuria & contamination. Kass never meant it as a strict diagnostic criterion for UTI. #idsky www.sciencedirect.com/science/arti...

Standing on the shoulders of Edward H. Kass

The Kass Criteria have been used by diagnostic laboratories to define significant bacteriuria since the 1950s, after the published works of Edward H. …

sciencedirect.com

Vaccines have granted families in wealthy countries the luxury of forgetting what measles, polio, rubella, and other preventable diseases are like. We're looking at how many millions of lives vaccines have saved. Read the full story: https://go.nature.com/4jqOqKn

A graph showing reported measles cases in the United States. The line shows that there were regularly 400-600,000 cases each year until 1963, when the measles vaccine was licensed, at which point cases plummet. In 2000, the elimination of measles was declared.