Radiological insights into diverticulitis: Clinical manifestations, complications, and differential diagnosis

Figure 1 Acute uncomplicated diverticulitis. A: Axial contrast-enhanced computed tomography (CT) image showed engorgement of the mesenteric vessels, a finding known as the centipede sign (orange arrow); B: Axial non-contrast CT image showed thickening and fluid collection of the left latero-conal fascia, a finding known as the comma sign (yellow arrow).