Elderly Woman With Diffuse Abdominal Pain

A 73-year-old woman without underlying disease presented to our emergency department with diffuse abdominal pain for 3 days. Her initial vital signs showed a blood pressure of 91/59 mm Hg, pulse rate of 116 beats/min, and oral temperature of 38.5°C (101.3°F). Physical examination revealed distention of the abdomen, with diffuse muscle guarding. Laboratory testing revealed WBC count of 13,500 cells/μL and c-reactive protein level of 412 mg/L. Abdominal radiograph result was unremarkable. Contrast-enhanced computed tomography (CT) was performed (Figures 1 and 2).

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