Background: Methicillin-resistant Staphylococcus aureus (MRSA) is a common cause of both community and hospital acquired infections. According to CDC, MRSA is responsible for 70,000 severe infections and 9,000 deaths per year. The MRSA nasal PCR (MRSA PCR) is a screening test for MRSA colonization in the nares. It has a sensitivity of about 67.4% and [...]

Case Presentation: A 44-year-old female with a past medical history of uncontrolled type 2 diabetes mellitus (hemoglobin A1c 16.5%), hypertension, and obesity presented to the emergency room (ER) for left sided facial swelling after a mosquito bite. Physical exam revealed swelling, erythema, and tenderness and she was diagnosed with facial cellulitis, for which she was [...]