Not much information, but here goes. Its MRSA, its not the first infection, its a pre-existing colony. I am interested to know what they cultured if there were no wounds. Could be in the urine, heart, blood, sputum etc. Vancomycin and tell them they'll always culture positive, even with no active infection…
Wikipedia…is not a source per say, it is a source of sources, but you have to dig and discern. It has its uses…