PMC9336678_01
(A) contrast enhanced computer tomography, arterial phase. Red circle marks the rectum. (B) Contrast enhanced computer tomography, portal phase. Red circle marks the rectum, (C) Contrast enhanced computer tomography, nephrogenic phase. Red circle marks the rectum.
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F1
A total body contrast-enhanced computed tomography (CT) was performed revealing a parietal pseudonodular thickening with concentric growth and contrast enhancement, extending for about 53 mm (Figure 1).
(A) macroscopic appearance of the polypoid AVM after fixation. (B) hematoxylin and eosin large field magnification of the polypoid rectal AVM. (C) hematoxylin and eosin small field magnification of the polypoid rectal AVM.
fsurg-09-924801-g002.jpg
PMC9336678_01_fsurg-09-924801-g002.jpg
F2
Chronic inflammation and mucosal ulceration were present (Figure 2).