Case Presentation: A 64-year-old female presented to the hospital with 2 days of nausea, vomiting, and diarrhea. She had no recent sick contacts, travel history, or antibiotic use. Her medical history was notable for Hereditary Hemorrhagic Telangiectasia (HHT) complicated by epistaxis refractory to medical and surgical interventions, bleeding gastric ulcers, pulmonary hypertension, and hepatic arteriovenous [...]