Case Presentation: A 66-year-old man with uncontrolled type 2 diabetes mellitus (hemoglobin A1c = 18.1%) presented with one month of worsening pleuritic chest pain, productive cough and 10-pound weight loss. He denied any gastrointestinal (GI) symptoms, including diarrhea or abdominal pain. He worked as a clinical nursing assistant. Patient denied any recent international travel, animal [...]