Case Presentation: A 72-year-old female was referred to the emergency department after being found to be neutropenic with an absolute neutrophil count (ANC) of 165/mm^3 on outpatient laboratory analysis. She had been admitted one month earlier for septic arthritis of the left knee and was discharged on ceftriaxone 2g daily via peripheral indwelling catheter. Her [...]

Case Presentation: A 70-year-old male with past medical history of hypertension and atrial fibrillation, recently admitted for right calcaneal osteomyelitis complicated by vancomycin-resistant MRSA bacteremia, was discharged to a rehabilitation facility to complete a course of ceftaroline and daptomycin for 6 weeks duration. He presented to the emergency room about 3 weeks later with skin [...]

Case Presentation: A 38 year old Hispanic male was admitted to the hospital with a four day history of fever, headache, shortness of breath and intermittent left forearm and abdominal rash. All signs and symptoms appeared during the administration of vancomycin and ceased after a few hours of finishing the infusion. His history was significant [...]