Case Presentation: A 70-year-old male with a past medical history notable for HFrEF, CAD, hypertension, hyperlipidemia, CKD, and CHRF presented to an outside emergency department with a two-month history of unintentional weight loss, nausea, and worsening lower abdominal pain radiating to the back. CT angiogram showed abnormal soft tissue enhancement around the infrarenal abdominal aorta. [...]