A 34-year-old with a history of IV drug use presents with fe…

A 34-year-old with a history of IV drug use presents with fever, chills, and a new heart murmur. Two sets of bloodcultures are drawn from separate peripheral sites. Both bottles (aerobic, both sets) flag positive within 12 hours. Gram stain: gram-positive cocci in clusters. Catalase: positive. Coagulase: positive. Echocardiogram confirms a valve vegetation. Cefoxitin screen: susceptible What is the final organism and susceptibility profile? Which patient population/risk factor classically predisposes tothis presentation?