PMC7714597_01
Computed tomography (CT) images demonstrated diffuse large bowel thickening consistent with ischemic colitis.
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fig1
A CT abdomen with IV contrast demonstrated diffuse large bowel thickening with severe involvement of the sigmoid and small volume of pelvic ascites (Figure 1).
Endoscopic images up to midsigmoid demonstrating patchy, dusky areas of mucosa with submucosal swelling and erythema but no frank ulcerations.
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fig2
Starting at the rectosigmoid junction, there were patchy, dusky areas of mucosa with submucosal swelling and erythema but no frank ulcerations (Figure 2).
PMC7714597_02
Initial endoscopic images from surveillance colonoscopy 6 days prior to the development of ischemic colitis symptoms. Images are in similar locations to their corresponding letters in Figure 4 for comparison.
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fig3
A 69-year-old healthy female underwent a surveillance colonoscopy Figure 3.
Endoscopic images demonstrating the noncircumferential segment of erythema and friability without submucosal edema or ulceration (1-6). Site of increased blood where a clip was placed (4).
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fig4
Starting at the distal sigmoid, a 9 cm, noncircumferential segment of erythema and friability consistent with ischemia was noted (Figure 4).