Case Report

Klippel-Trenaunay Syndrome Causing Life-Threatening GI Bleeding: A Case Report and Review of the Literature

Figure 3

Resected colon (gross) shows (a) colonic mucosa having a nodular surface (asterisks) caused by dilated vascular spaces in the underlying bowel wall. The purple arrow indicates a large lymphatic space in the submucosa which has distorted the overlying mucosa; (b) section through the bowel wall demonstrates dilated blood vessels in the submucosa (red arrow) and muscularis propria (black arrow); (c) and (d) external surface of the resected colon has congested dilated blood vessels consisting of prominent varices on the serosal surface (green arrows).
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(a)
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(b)
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(c)
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(d)