Fig 1: Surgical pathology demonstrates pneumatosis intestinalis and bowel necrosis (A; hematoxylin and eosin stain, scale bar = 100 µm) and intraluminal overabundance of microorganisms (B; gram stain, scale bar = 10 µm). p.i., pneumatosis intestinalis; m, mucosa; L, lumen. Images were obtained using an Olympus BX51 microscope with 40 × high resolution and 100 × oil immersion using Olympus UIS 2 UPlan FLN objective lenses and captured using an Olympus DP23 camera at a resolution of 96 DPI without downstream processing. Images were captured using the Olympus CellSens acquisition software