PMC4721020_01
Initial endoscopic appearance of the lipoma
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Fig1
Subsequently, our patient had a colonoscopy, which revealed a single 3 x 2 cm pedunculated, spherical, smooth mass with minimal surface ulceration in his lower sigmoid colon (Fig. 1).
Contrast-enhanced computed tomography scan showing a hypodense lesion in the sigmoid colon
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Fig2
A triple-contrast computed tomography scan of his abdomen revealed a 2.8 x 2.2 cm rounded mass in his sigmoid colon causing mild narrowing of the lumen (Fig. 2).