Female patient, 48 years old, admitted to the emergency room with right abdominal pain for 36 hours, without specific painful point. Denies associated fever, vomiting or diarrhea. No recent or previous episode of abdominal pain. There are no reports of recent urinary symptoms. Diagnosed with diabetes mellitus 5 years before, without other comorbidities. On examination, she is in good general condition, with negative Rovsing and Murphy signs, with no signs of peritoneal irritation. Total abdominal tomography without contrast was requested.