
Genomic surveillance identified clusters of MRSA among strains cultured from bloodstream infections in two Philadelphia hospitals, researchers reported.
The clustering suggests “that transmission resulted from a mix of community spread and health care exposures long before” the bloodstream infections were diagnosed, they wrote.
“Nosocomial MRSA infections, including bloodstream infections, have actually decreased in incidence quite a bit since 2010, but many people are still getting MRSA infections outside of hospitals,” Michael Z. David, MD, PhD, assistant professor of