PMC6098868_01
CT scan notable for colonic distention with submucosal and intraluminal gas (arrow), distended fluid-filled distal small bowel loops (arrowhead).
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A noncontrast abdominal computerized tomography (CT) scan was performed, which demonstrated diffuse colonic distention with submucosal and intraluminal gas, distended fluid-filled distal small bowel loops, and innumerable small submucosal lesions covering the surface of the colon (Figures 1 and 2).
Coronal view with colonic wall thickening and submucosal and intraluminal air (arrow).
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A noncontrast abdominal computerized tomography (CT) scan was performed, which demonstrated diffuse colonic distention with submucosal and intraluminal gas, distended fluid-filled distal small bowel loops, and innumerable small submucosal lesions covering the surface of the colon (Figures 1 and 2).
Pneumatosis coli of the transverse colon (arrow).
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On colonoscopy, the colonic mucosa was normal appearing except for the presence of diffuse intramural gas consistent with pneumatosis coli (Figures 3-5).
Pneumatosis coli of the descending colon (arrows).
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On colonoscopy, the colonic mucosa was normal appearing except for the presence of diffuse intramural gas consistent with pneumatosis coli (Figures 3-5).
Pneumatosis coli of the sigmoid colon (arrows).
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On colonoscopy, the colonic mucosa was normal appearing except for the presence of diffuse intramural gas consistent with pneumatosis coli (Figures 3-5).
Pathology result of colonic biopsy confirming diagnosis of gastrointestinal amyloidosis.
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The surgical pathology of the colonic biopsies returned positive for apple green birefringence on Congo red stain consistent with gastrointestinal amyloidosis (Figure 6).