Cause:Enterococcus faecalisand faecium, a group D strep
Pathophys:In mixed infections, often "selected out" by cephalosporins
Sx:Abscesses, cellulitis, septic arthritis, UTIs
Rx:Aminoglycoside plus a penicillin essential for synergy; many ß-lactamaseproducing, gentamicin-resistant strains, treatable w vancomycin or ampicillin/sulbactam (Unasyn) (Ann IM 1992;116:285); but vancomycin resistance also now common (Nejm 2000;342:710), in which case can use daptomycin (Cubicin), or linezolid (Zyvox), or chloramphenicol