Case Presentation: A 38-year-old male with presumed seronegative rheumatoid arthritis (RA), irritable bowel syndrome with diarrhea (IBS-D), and reported Lyme disease (negative serology) presented with acute dyspnea, pleuritic chest pain, and chronic relapsing fevers. Initial treatment with broad-spectrum antibiotics failed, and he developed acute hypoxic respiratory failure, requiring transfer to the Medical Intensive Care Unit [...]

Case Presentation: A 20 year old female with no past medical history presented for fever. She developed fevers, intermittent rash, polyarthralgias and odynophagia prompting her to present to the ED. She was febrile to 38.1 C and heart rate was 126 beats per minute. A faint erythematous facial rash was noted on physical exam along [...]