Case Presentation:  A 66-year-old woman with a history of hypertension and type 2 diabetes mellitus presented to an outside hospital with persistent nausea and vomiting, a 45 pound weight loss, and dysphagia over a 4-week period. In addition to the new diagnosis of atrial fibrillation, esophagogastroduodenoscopy identified a lesion in the gastric cardia concerning for [...]