Case Presentation: A 60-year-old Caucasian female with a history of morbid obesity, type 2 diabetes, uncontrolled hypertension, and obstructive sleep apnea presented to the emergency department with chief complaint of a headache. Her blood pressure was elevated, and she was discharged on lisinopril 20 mg daily.Two days later, she returned with severe, diffuse abdominal pain, [...]