Case 318

 A fifty-three-year-old male presented in our hospital for abdominal pain. Three days before, he experienced abdominal pain with high fever, 39C which was too severe to be able to walk, passing time to lie in bed for three days. As he got a little better on abdominal pain, he came to our hospital.
 Laboratory test revealed white blood cells 9380/mm3, neutrophils 75.9%, CRP 16.33 mg/dL. He took non-enhanced CT at the day (Figs 1-3) and three days after, contrast-enhanced CT followed (Figs 4-6).

What is your imaging diagnosis ?

1.　Appendicitis with peri sigmoiditis

2.　Sigmoid diverticulitis

3.　Sigmoid colon perforation

4.　Ischemic colitis

5.　Sigmoid colon cancer

answer

2023.12.4